Data for: Performance of alternative diagnostic tests; Loop Isothermal Amplification Assay (LAMP), CFW+KOH, and a Smartphone based microscope-Dipple in the diagnosis of Fungal Keratitis among Patients attending MURHEC- Southwestern Uganda – Data Codebook

Persistent identifier

10.17037/DATA.00005249

Description

This dataset contains information collected from 88 patients enrolled in the study who presented at the Mbarara University and Referral Hospital Eye Hospital with signs of microbial keratitis between November 2023 and June 2025. It includes variables detailing participant demographics, clinical history, clinical presentation, and laboratory diagnoses based on corneal sample analysis.

Data access method

The dataset is managed by the study team at the Mbarara University of Science and Technology and is not stored in the LSHTM repository. To request access, researchers should complete the application form, outlining their proposed research. The application will be reviewed by Mbarara’s data access committee. If approved, applicants will be required to sign a data transfer agreement prior to being provided with data.

Data Codebook

Variable Name Variable Label Answer Label Answer Code Variable Type
age_group Participant age groups (in years). Main dataset contains precise distinct ages     Numeric
    ≤30 1  
    31-40 years 2  
    41-50 years 3  
    51-60 years 4  
    ≥60 years 5  
sex Participants gender     Numeric
    Female 0  
    Male 1  
distance Patient distance (km) travelled from place of residence to hospital Open ended   Numeric
symp_duration Presentation time (in days) Open ended   Numeric
trauma Did patient have trauma prior to symptoms?     Numeric
    No 0  
    Yes 1  
tem Did the patient use any traditional eye medicine in managing current illness?     Numeric
    No 0  
    Yes 1  
ivcm In vivo confocal microscopy     Numeric
    . 1  
    Fungal hyphae 2  
    Fungus 3  
    No fungus 4  
    No fungal hyphae 5  
    Not done 6  
    Nothing significant seen 7  
gram_results Gram results     Numeric
    Unknown 0  
    Bacterial 1  
    Fungal 2  
    Mixed 3  
gram_fungus Microscopy test using Gram stain for fungus     Numeric
    Negative 0  
    Positive 1  
cfw_fungus Microscopy test using combination of Calcofluor white and Potassium Hydroxide st     Numeric
    Negative 0  
    Positive 1  
koh_fungus Microscopy results on Potassium Hydroxide     Numeric
    Negative 0  
    Positive 1  
phone_microscope Microscopy done using Gram stain and smartphone microscope     String
    Nothing significant seen 0  
    Fungal hyphae 1  
culture_overall Overall yields from microscopy     Numeric
    Negative 0  
    Positive 1  
blood_agar Fungal yields from cultures using Blood Agar     Numeric
    Fungal 1  
    Mixed (bacterial+fungal) 2  
    No growth 3  
    Not done 4  
chocolate_agar Fungal yields from cultures using Chocolate Agar     Numeric
    Fungal 1  
    No growth 2  
    Not done 3  
sda_agar Fungal yields from cultures using Sabourand Dextrose Agar     Numeric
    Fungal 1  
    No growth 2  
    Not done 3  
pda_agar Fungal yields from cultures using Potato Dextrose Agar     Numeric
    Fungal 1  
    No growth 2  
    Not done 3  
    Not done 4  
sda_pda Combined fungal results from Sabourands Dextrose Agar and Potato Dextrose Agar     Numeric
    Negative 0  
    Positive 1  
bhi_agar Culture yields from culture using BHI     Numeric
    Bacterial 1  
    Fungal 2  
    Mixed (bacterial+fungal) 3  
    No growth 4  
    Not done 5  
    fungal 6  
pcr_fungus Polymerase Chain Reaction Test for Fungus     Numeric
    Negative 0  
    Positive 1  
lamp Loop-Mediated Isothermal Amplification test for Fungus     String
    Negative for fungus 0  
    Positive for fungus 1