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Table 1 Candidate predictor variables for new-onset OAB in (a) male, (b) female

From: Protocol for development and validation of a prediction model for 5-year risk of incident overactive bladder in the general population: the Nagahama study

Variable Scale Number of parameters
Model 1 Model 2
(a)    
Demographic    
Age Continuous 1 1
BMI Continuous 1 1
Health behavior    
Smoking status Dichotomous 1 1
Alcohol habit Dichotomous 1 1
Walking habit Dichotomous 1 1
Comorbidity    
Hypertension Dichotomous 1 1
Hyperlipidemia Dichotomous 1 1
Diabetes Dichotomous 1 1
Ischemic heart disease Dichotomous 1 1
Stroke Dichotomous 1 1
Kidney disease Dichotomous 1 1
Cancer Dichotomous 1 1
Depression Dichotomous 1 1
Sleep disturbance Dichotomous 1 1
Obstructive sleep apnea Dichotomous 1 1
Prostate disease Dichotomous 1 1
Prostate cancer Dichotomous 1 1
OABSS    
Question 1 Continuous 1 1
Question 2 Continuous 1 1
Question 3 Continuous 1 1
Question 4 Continuous 1 1
Blood test    
HbA1c (%) Continuous   1
BNP (pg/mL) Continuous   1
eGFR (ml/min/1.73 m2) Continuous   1
PSA (ng/ml) Continuous   1
Total   21 25
(b)    
Demographic    
Age Continuous 1 1
BMI Continuous 1 1
Delivery Dichotomous 1 1
Menopause Dichotomous 1 1
Health behavior    
Smoking status Dichotomous 1 1
Alcohol habit Dichotomous 1 1
Walking habit Dichotomous 1 1
Comorbidity    
Hypertension Dichotomous 1 1
Hyperlipidemia Dichotomous 1 1
Diabetes Dichotomous 1 1
Ischemic heart disease Dichotomous 1 1
Stroke Dichotomous 1 1
Kidney disease Dichotomous 1 1
Cancer Dichotomous 1 1
Depression Dichotomous 1 1
Sleep disturbance Dichotomous 1 1
Obstructive sleep apnea Dichotomous 1 1
OABSS    
Question 1 Continuous 1 1
Question 2 Continuous 1 1
Question 3 Continuous 1 1
Question 4 Continuous 1 1
Blood test    
HbA1c (%) Continuous   1
BNP (pg/mL) Continuous   1
eGFR (ml/min/1.73 m2) Continuous   1
Total   21 24
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