Data for: “Vulnerable newborn types: Analysis of population-based registries for 165 million births in 23 countries, 2000–2021” – Data Codebook

Permanent identifier

10.17037/DATA.00003287

Description

Data collected as part of a multi-country, population-based study to explore the prevalence of Vulnerable Newborn Types combining gestational age (preterm vs term) and size of the newborn (small for gestational age [SGA <10th centile], appropriate for gestational age [AGA, 10th to 90th centiles] and large for gestational age [LGA, >90th centile]) in 23 countries.

Prevalence National Data Codebook

Variable name Variable label Answer label Answer code Variable type Notes
Countries_Territories Country name     String  
      Argentina    
      Australia    
      Brazil    
      Canada    
      Chile    
      CzechRepublic    
      Denmark    
      Estonia    
      Finland    
      Iran    
      Korea    
      Lebanon    
      Malaysia    
      Mexico    
      Netherlands    
      Nireland    
      Peru    
      Qatar    
      Scotland    
      Sweden    
      UK    
      Uruguay    
      USA    
Year Year of birth     Numeric Years between 2000 - 2021. One row contains a date range for "2016-21"
Total_LB Number of total livebirths     Numeric NA = Not applicable
LB _Below_500g Number of livebirths <500g     Numeric  
LB_Below_1000g Number of livebirths <1000g     Numeric  
LB _Below_22_w Number of livebirths <22 gestational weeks     Numeric  
LB _Below_24_w Number of livebirths <24 gestational weeks     Numeric  
LB _Below_26_w Number of livebirths <26 gestational weeks     Numeric  
LB _Below_28_w Number of livebirths <28 gestational weeks     Numeric  
Total_LB_2 Number of total livebirths     Numeric  
Missing_BW_only Number of livebirths with missing birthweight     Numeric  
Missing_GA_only Number of livebirths with missing gestational age     Numeric  
Missing_BW_and_GA Number of livebirths with missing birthweight and gestational age     Numeric  
BW _below_250g Number of livebirths <250g     Numeric  
BW_above_equal_6500g Number of livebirths ≥6500g     Numeric  
GA _below_22_w Number of livebirths <22 gestational weeks     Numeric  
GA_above_equal_45_w Number of livebirths ≥45 gestational weeks     Numeric  
Implausible_BW Number of livebirths with implausible combinations (±5 standard deviations from mean birthweight)     Numeric  
Missing_sex Number of livebirths with missing sex     Numeric  
LB_with_BW_recorded Number of livebirths with birthweight recorded     Numeric  
BW_multiples_500g Number of livebirths with birthweight multiples of 500g     Numeric  
BW_recorded_2000g Number of livebirths with birthweight recorded exactly at 2000g     Numeric  
BW_Exactly_2500g Number of livebirths with birthweight recorded exactly at 2500g     Numeric  
BW_recorded_3000g Number of livebirths with birthweight recorded exactly at 3000g     Numeric  
BW_recorded_3500g Number of livebirths with birthweight recorded exactly at 3500g     Numeric  
Heaping_index Heaping index     Numeric  
BW_median Median birthweight     Numeric  
BW_p25 Birthweight (percentile 25)     Numeric  
BW_p75 Birthweight (percentile 75)     Numeric  
GA_median Median gestational age     Numeric  
GA_p25 Gestational age (percentile 25)     Numeric  
GA_p75 Gestational age (percentile 75)     Numeric  
Sex_Male Number of livebirths recorded as male     Numeric  
Sex_Female Number of livebirths recorded as female     Numeric  
Primary_Secondary Number of mothers with primary or secondary education     Numeric  
Upper_secondary_professional Number of mothers with upper secondary or professional education     Numeric  
Bachelors_above Number of mothers with bachelors education or above     Numeric  
Missing_education Number of mothers with missing information on educational attainment     Numeric  
Age _below_15y Number of mothers <15 years old     Numeric  
Age_15_19y Number of mothers 15-19 years old     Numeric  
Age_20_24y Number of mothers 20-24 years old     Numeric  
Age_25_29y Number of mothers 25-29 years old     Numeric  
Age_30_34y Number of mothers 30-34 years old     Numeric  
Age_35_39y Number of mothers 35-39 years old     Numeric  
Age_above_equal_40y Number of mothers ≥40 years old     Numeric  
Missing_age_mother Number of mothers with missing infromation on age     Numeric  
Delivery_outside_facility Number of livebirths delivered outside health facilities     Numeric  
Delivery_health_facility Number of livebirths delivered at health facilities     Numeric  
Missing_place_delivery Number of livebirths with missing information on place of delivery     Numeric  
Vaginal_delivery Number of livebirths born by vaginal delivery     Numeric  
Cesarean_section Number of livebirths born by C-section delivery     Numeric  
Misisng_type_delivery Number of livebirths with missing information on mode of delivery     Numeric  
Parity_1 Number of mothers with parity=1     Numeric  
 Parity_2 Number of mothers with parity=2     Numeric  
Parity_3 Number of mothers with parity=3     Numeric  
Parity_4 Number of mothers with parity=4     Numeric  
Parity_5_more Number of mothers with parity≥5     Numeric  
Missing_parity Number of mothers with missing infromation on parity     Numeric  
Singleton Number of babies=1     Numeric  
Twins Number of babies=2     Numeric  
Triplets_higher Number of babies≥3     Numeric  
Missing_multiple Number of records with missing information on multiplicity     Numeric  
Ultrasound_Before_14w Number of mothers with GA assessment by ultrasound >14 weeks     Numeric  
Ultrasound_Between 14_24w Number of mothers with GA assessment by ultrasound 14-24 weeks     Numeric  
Ultrasound_ After_24w Number of mothers with GA assessment by ultrasound >24 weeks     Numeric  
Best_Obstetric_estimate Number of mothers with GA assessment by best obstetic estimates     Numeric  
Last_menstrual_period Number of mothers with GA assessment by las menstrual period     Numeric  
Symphysis_Fundal_Height Number of mothers with GA assessment by Symphysis Fundal Height     Numeric  
Method_not_stated Number of mothers with GA assessment not specified     Numeric  
Ultrasound_ timing_unknown Number of mothers with GA assessment by ultrasound but with non-specified timing     Numeric  
SGA_T_NBW Number of livebirths term+ SGA+ non low birthweight (nLBW)     Numeric  
AGA_T_NBW Number of livebirths term+ AGA+ non low birthweight (nLBW)     Numeric  
LGA_T_NBW Number of livebirths term+ LGA+ non low birthweight (nLBW)     Numeric  
SGA_T_LBW Number of livebirths term+ SGA+ low birthweight (LBW)     Numeric  
AGA_T_LBW Number of livebirths term+ AGA+  low birthweight (LBW)     Numeric  
LGA_T_LBW Number of livebirths term+ LGA+ low birthweight (LBW)     Numeric  
SGA_PT_NBW Number of livebirths preterm+ SGA+ non low birthweight (LBW)     Numeric  
AGA_PT_NBW Number of livebirths preterm+ AGA+ non low birthweight (nLBW)     Numeric  
LGA_PT_NBW Number of livebirths preterm+ LGA+ non low birthweight (nLBW)     Numeric  
SGA_PT_LBW Number of livebirths preterm+ SGA+ low birthweight (LBW)     Numeric  
AGA_PT_LBW Number of livebirths preterm+ AGA+ low birthweight (LBW)     Numeric  
LGA_PT_LBW Number of livebirths preterm+ LGA+ low birthweight (LBW)     Numeric  
SGA_NBW_44 Number of livebirths SGA+ non low birthweight (nLBW) born at 44 completed weeks     Numeric  
AGA_NBW_44 Number of livebirths AGA+ non low birthweight (nLBW) born at 44 completed weeks     Numeric  
LGA_NBW _44 Number of livebirths LGA+ non low birthweight (nLBW) born at 44 completed weeks     Numeric  
SGA_LBW _44 Number of livebirths SGA+ low birthweight (LBW) born at 44 completed weeks     Numeric  
AGA_LBW _44 Number of livebirths AGA+ low birthweight (LBW) born at 44 completed weeks     Numeric  
LGA_LBW _44 Number of livebirths LGA+ low birthweight (LBW) born at 44 completed weeks     Numeric  
SGA_NBW_43  Number of livebirths SGA+ non low birthweight (nLBW) born at 43 completed weeks     Numeric  
AGA_NBW _43 Number of livebirths AGA+ non low birthweight (nLBW) born at 43 completed weeks     Numeric  
LGA_NBW_43 Number of livebirths LGA non low birthweight (nLBW) born at 43 completed weeks     Numeric  
SGA_LBW_43 Number of livebirths SGA+ low birthweight (LBW) born at 43 completed weeks     Numeric  
AGA_LBW _43 Number of livebirths AGA+ low birthweight (LBW) born at 43 completed weeks     Numeric  
LGA_LBW _43 Number of livebirths LGA+ low birthweight (LBW) born at 43 completed weeks     Numeric  
SGA_NBW_42 Number of livebirths SGA+ non low birthweight (nLBW) born at 42 completed weeks     Numeric  
AGA_NBW_42 Number of livebirths AGA+ non low birthweight (nLBW) born at 42 completed weeks     Numeric  
LGA_NBW_42  Number of livebirths LGA+ non low birthweight (nLBW) born at 42 completed weeks     Numeric  
SGA_LBW _42 Number of livebirths SGA+  low birthweight (LBW) born at 42 completed weeks     Numeric  
AGA_LBW _42 Number of livebirths AGA+  low birthweight (LBW) born at 42 completed weeks     Numeric  
LGA_LBW _42 Number of livebirths LGA+ low birthweight (LBW) born at 42 completed weeks     Numeric  
SGA_NBW _41 Number of livebirths SGA+ non low birthweight (nLBW) born at 41 completed weeks     Numeric  
AGA_NBW _41 Number of livebirths AGA+ non low birthweight (nLBW) born at 41 completed weeks     Numeric  
LGA_NBW _41 Number of livebirths LGA+ non low birthweight (nLBW) born at 41 completed weeks     Numeric  
SGA_LBW_41 Number of livebirths SGA+  low birthweight (LBW) born at 41 completed weeks     Numeric  
AGA_LBW _41 Number of livebirths AGA+  low birthweight (LBW) born at 41 completed weeks     Numeric  
LGA_LBW_41 Number of livebirths LGA+ low birthweight (LBW) born at 41 completed weeks     Numeric  
SGA_NBW _40 Number of livebirths SGA+ non low birthweight (nLBW) born at 40 completed weeks     Numeric  
AGA_NBW _40 Number of livebirths AGA+ non low birthweight (nLBW) born at 40 completed weeks     Numeric  
LGA_NBW_40 Number of livebirths LGA+ non low birthweight (nLBW) born at 40 completed weeks     Numeric  
SGA_LBW _40 Number of livebirths SGA+  low birthweight (LBW) born at 40 completed weeks     Numeric  
AGA_LBW_40 Number of livebirths AGA+  low birthweight (LBW) born at 40 completed weeks     Numeric  
LGA_LBW_40 Number of livebirths LGA+ low birthweight (LBW) born at 40 completed weeks     Numeric  
SGA_NBW_39  Number of livebirths SGA+ non low birthweight (nLBW) born at 39 completed weeks     Numeric  
AGA_NBW _39 Number of livebirths AGA+ non low birthweight (nLBW) born at 39 completed weeks     Numeric  
LGA_NBW_39  Number of livebirths LGA+ non low birthweight (nLBW) born at 39 completed weeks     Numeric  
SGA_LBW_39  Number of livebirths SGA+  low birthweight (LBW) born at 39 completed weeks     Numeric  
AGA_LBW _39 Number of livebirths AGA+  low birthweight (LBW) born at 39 completed weeks     Numeric  
LGA_LBW _39 Number of livebirths LGA+ low birthweight (LBW) born at 39 completed weeks     Numeric  
SGA_NBW_38  Number of livebirths SGA+ non low birthweight (nLBW) born at 38 completed weeks     Numeric  
AGA_NBW_38 Number of livebirths AGA+ non low birthweight (nLBW) born at 38 completed weeks     Numeric  
LGA_NBW _38 Number of livebirths LGA+ non low birthweight (nLBW) born at 38 completed weeks     Numeric  
SGA_LBW_38  Number of livebirths SGA+  low birthweight (LBW) born at 38 completed weeks     Numeric  
AGA_LBW_38 Number of livebirths AGA+  low birthweight (LBW) born at 38 completed weeks     Numeric  
LGA_LBW_38 Number of livebirths LGA+ low birthweight (LBW) born at 38 completed weeks     Numeric  
SGA_NBW_37  Number of livebirths SGA+ non low birthweight (nLBW) born at 37 completed weeks     Numeric  
AGA_NBW_37  Number of livebirths AGA+ non low birthweight (nLBW) born at 37 completed weeks     Numeric  
LGA_NBW_37 Number of livebirths LGA+ non low birthweight (nLBW) born at 37 completed weeks     Numeric  
SGA_LBW_37  Number of livebirths SGA+  low birthweight (LBW) born at 37 completed weeks     Numeric  
AGA_LBW_37  Number of livebirths AGA+  low birthweight (LBW) born at 37 completed weeks     Numeric  
LGA_LBW_37  Number of livebirths LGA+ low birthweight (LBW) born at 37 completed weeks     Numeric  
SGA_NBW_36  Number of livebirths SGA+ non low birthweight (nLBW) born at 36 completed weeks     Numeric  
AGA_NBW_36_  Number of livebirths AGA+ non low birthweight (nLBW) born at 36 completed weeks     Numeric  
LGA_NBW_36  Number of livebirths LGA+ non low birthweight (nLBW) born at 36 completed weeks     Numeric  
SGA_LBW_36 Number of livebirths SGA+  low birthweight (LBW) born at 36 completed weeks     Numeric  
AGA_LBW _36 Number of livebirths AGA+  low birthweight (LBW) born at 36 completed weeks     Numeric  
LGA_LBW _36 Number of livebirths LGA+ low birthweight (LBW) born at 36 completed weeks     Numeric  
SGA_NBW_35 Number of livebirths SGA+ non low birthweight (nLBW) born at 35 completed weeks     Numeric  
AGA_NBW_35  Number of livebirths AGA+ non low birthweight (nLBW) born at 35 completed weeks     Numeric  
LGA_NBW_35 Number of livebirths LGA+ non low birthweight (nLBW) born at 35 completed weeks     Numeric  
SGA_LBW_35  Number of livebirths SGA+  low birthweight (LBW) born at 35 completed weeks     Numeric  
AGA_LBW_35 Number of livebirths AGA+  low birthweight (LBW) born at 35 completed weeks     Numeric  
LGA_LBW_35 Number of livebirths LGA+ low birthweight (LBW) born at 35 completed weeks     Numeric  
SGA_NBW_34  Number of livebirths SGA+ non low birthweight (nLBW) born at 34 completed weeks     Numeric  
AGA_NBW _34 Number of livebirths AGA+ non low birthweight (nLBW) born at 34 completed weeks     Numeric  
LGA_NBW_34 Number of livebirths LGA+ non low birthweight (nLBW) born at 34 completed weeks     Numeric  
SGA_LBW_34  Number of livebirths SGA+  low birthweight (LBW) born at 34 completed weeks     Numeric  
AGA_LBW _34 Number of livebirths AGA+  low birthweight (LBW) born at 34 completed weeks     Numeric  
LGA_LBW_34  Number of livebirths LGA+ low birthweight (LBW) born at 34 completed weeks     Numeric  
SGA_NBW _33 Number of livebirths SGA+ non low birthweight (nLBW) born at 33 completed weeks     Numeric  
AGA_NBW_33  Number of livebirths AGA+ non low birthweight (nLBW) born at 33 completed weeks     Numeric  
LGA_NBW_33  Number of livebirths LGA+ non low birthweight (nLBW) born at 33 completed weeks     Numeric  
SGA_LBW_33 Number of livebirths SGA+ low birthweight (LBW) born at 33 completed weeks     Numeric  
AGA_LBW _33 Number of livebirths AGA+ low birthweight (LBW) born at 33 completed weeks     Numeric  
LGA_LBW _33 Number of livebirths LGA+ low birthweight (LBW) born at 33 completed weeks     Numeric  
SGA_NBW _32 Number of livebirths SGA+ non low birthweight (nLBW) born at 32 completed weeks     Numeric  
AGA_NBW_32 Number of livebirths AGA+ non low birthweight (nLBW) born at 32 completed weeks     Numeric  
LGA_NBW _32 Number of livebirths LGA+ non low birthweight (nLBW) born at 32 completed weeks     Numeric  
SGA_LBW_32 Number of livebirths SGA+ low birthweight (LBW) born at 32 completed weeks     Numeric  
AGA_LBW_32  Number of livebirths AGA+ low birthweight (LBW) born at 32 completed weeks     Numeric  
LGA_LBW_32 Number of livebirths LGA+ low birthweight (LBW) born at 32 completed weeks     Numeric  
SGA_NBW_31  Number of livebirths SGA+ non low birthweight (nLBW) born at 31 completed weeks     Numeric  
AGA_NBW _31 Number of livebirths AGA+ non low birthweight (nLBW) born at 31 completed weeks     Numeric  
LGA_NBW _31 Number of livebirths LGA+ non low birthweight (nLBW) born at 31 completed weeks     Numeric  
SGA_LBW _31 Number of livebirths SGA+ low birthweight (LBW) born at 31 completed weeks     Numeric  
AGA_LBW_31  Number of livebirths AGA+ low birthweight (LBW) born at 31 completed weeks     Numeric  
LGA_LBW_31  Number of livebirths LGA+ low birthweight (LBW) born at 31 completed weeks     Numeric  
SGA_NBW_30 Number of livebirths SGA+ non low birthweight (nLBW) born at 30 completed weeks     Numeric  
AGA_NBW_30 Number of livebirths AGA+ non low birthweight (nLBW) born at 30 completed weeks     Numeric  
LGA_NBW_30 Number of livebirths LGA+ non low birthweight (nLBW) born at 30 completed weeks     Numeric  
SGA_LBW_30 Number of livebirths SGA+ low birthweight (LBW) born at 30 completed weeks     Numeric  
AGA_LBW_30 Number of livebirths AGA+ low birthweight (LBW) born at 30 completed weeks     Numeric  
LGA_LBW_30 Number of livebirths LGA+ low birthweight (LBW) born at 30 completed weeks     Numeric  
SGA_NBW_29  Number of livebirths SGA+ non low birthweight (nLBW) born at 29 completed weeks     Numeric  
AGA_NBW_29 Number of livebirths AGA+ non low birthweight (nLBW) born at 29 completed weeks     Numeric  
LGA_NBW _29 Number of livebirths LGA+ non low birthweight (nLBW) born at 29 completed weeks     Numeric  
29_SGA_LBW Number of livebirths SGA+ low birthweight (LBW) born at 29 completed weeks     Numeric  
AGA_LBW_29 Number of livebirths AGA+ low birthweight (LBW) born at 29 completed weeks     Numeric  
LGA_LBW_29  Number of livebirths LGA+ low birthweight (LBW) born at 29 completed weeks     Numeric  
SGA_NBW_28 Number of livebirths SGA+ non low birthweight (nLBW) born at 28 completed weeks     Numeric  
AGA_NBW_28  Number of livebirths AGA+ non low birthweight (nLBW) born at 28 completed weeks     Numeric  
LGA_NBW_28  Number of livebirths LGA+ non low birthweight (nLBW) born at 28 completed weeks     Numeric  
SGA_LBW_28 Number of livebirths SGA+ low birthweight (LBW) born at 28 completed weeks     Numeric  
AGA_LBW _28 Number of livebirths AGA+  low birthweight (LBW) born at 28 completed weeks     Numeric  
LGA_LBW_28 Number of livebirths LGA+ low birthweight (LBW) born at 28 completed weeks     Numeric  
SGA_NBW_27  Number of livebirths SGA+ non low birthweight (nLBW) born at 27 completed weeks     Numeric  
AGA_NBW_27 Number of livebirths AGA+ non low birthweight (nLBW) born at 27 completed weeks     Numeric  
LGA_NBW_27 Number of livebirths LGA+ non low birthweight (nLBW) born at 27 completed weeks     Numeric  
SGA_LBW_27 Number of livebirths SGA+  low birthweight (LBW) born at 27 completed weeks     Numeric  
AGA_LBW_27 Number of livebirths AGA+  low birthweight (LBW) born at 27 completed weeks     Numeric  
LGA_LBW_27  Number of livebirths LGA+ low birthweight (LBW) born at 27 completed weeks     Numeric  
SGA_NBW_26 Number of livebirths SGA+ non low birthweight (nLBW) born at 26 completed weeks     Numeric  
AGA_NBW_26  Number of livebirths AGA+ non low birthweight (nLBW) born at 26 completed weeks     Numeric  
LGA_NBW_26 Number of livebirths LGA+ non low birthweight (nLBW) born at 26 completed weeks     Numeric  
SGA_LBW_26 Number of livebirths SGA+ low birthweight (LBW) born at 26 completed weeks     Numeric  
AGA_LBW_26 Number of livebirths AGA+ low birthweight (LBW) born at 26 completed weeks     Numeric  
LGA_LBW_26 Number of livebirths LGA+ low birthweight (LBW) born at 26 completed weeks     Numeric  
SGA_NBW_25 Number of livebirths SGA+ non low birthweight (nLBW) born at 25 completed weeks     Numeric  
AGA_NBW_25 Number of livebirths AGA+ non low birthweight (nLBW) born at 25 completed weeks     Numeric  
LGA_NBW_25 Number of livebirths LGA+ non low birthweight (nLBW) born at 25 completed weeks     Numeric  
SGA_LBW_25  Number of livebirths SGA+ low birthweight (LBW) born at 25 completed weeks     Numeric  
AGA_LBW_25  Number of livebirths AGA+ low birthweight (LBW) born at 25 completed weeks     Numeric  
LGA_LBW_25 Number of livebirths LGA+ low birthweight (LBW) born at 25 completed weeks     Numeric  
SGA_NBW_24 Number of livebirths SGA+ non low birthweight (nLBW) born at 24 completed weeks     Numeric  
AGA_NBW_24  Number of livebirths AGA+ non low birthweight (nLBW) born at 24 completed weeks     Numeric  
LGA_NBW_24 Number of livebirths LGA+ non low birthweight (nLBW) born at 24 completed weeks     Numeric  
SGA_LBW_24  Number of livebirths SGA+ low birthweight (LBW) born at 24 completed weeks     Numeric  
AGA_LBW_24 Number of livebirths AGA+ low birthweight (LBW) born at 24 completed weeks     Numeric  
LGA_LBW_24 Number of livebirths LGA+ low birthweight (LBW) born at 24 completed weeks     Numeric  
SGA_NBW_23 Number of livebirths SGA+ non low birthweight (nLBW) born at 23 completed weeks     Numeric  
AGA_NBW_23 Number of livebirths AGA+ non low birthweight (nLBW) born at 23 completed weeks     Numeric  
LGA_NBW_23 Number of livebirths LGA+ non low birthweight (nLBW) born at 23 completed weeks     Numeric  
SGA_LBW_23 Number of livebirths SGA+  low birthweight (LBW) born at 23 completed weeks     Numeric  
AGA_LBW_23 Number of livebirths AGA+  low birthweight (LBW) born at 23 completed weeks     Numeric  
LGA_LBW_23 Number of livebirths LGA+ low birthweight (LBW) born at 23 completed weeks     Numeric  
SGA_NBW_22 Number of livebirths SGA+ non low birthweight (nLBW) born at 22 completed weeks     Numeric  
AGA_NBW_22 Number of livebirths AGA+ non low birthweight (nLBW) born at 22 completed weeks     Numeric  
LGA_NBW_22 Number of livebirths LGA+ non low birthweight (nLBW) born at 22 completed weeks     Numeric  
SGA_LBW_22 Number of livebirths SGA+  low birthweight (LBW) born at 22 completed weeks     Numeric  
AGA_LBW_22 Number of livebirths AGA+  low birthweight (LBW) born at 22 completed weeks     Numeric  
LGA_LBW_22  Number of livebirths LGA+ low birthweight (LBW) born at 22 completed weeks     Numeric