Table 3.

Stepwise logistic regression modelled analysis for the association of male sex with acute kidney injury

	Risk of AKI		Patients included in the model
	OR (95% CI)	P
Model 1	1.659 (1.311–2.099)	< 0.001	3534
Model 2	1.670 (1.317–2.117)	< 0.001	3534
Model 3	1.640 (1.292–2.081)	< 0.001	3534
Model 4	1.628 (1.274–2.081)	< 0.001	3204
Model 5	1.573 (1.207–2.049)	0.001	2290
Model 6	1.599 (1.215–2.103)	0.001	2060

AKI, acute kidney injury; BMI, body mass index; CI, confidence intervals; eGFR, estimated glomerular filtration rate; HR, hazard ratio; OR, odds ratio; Model 1, unadjusted; Model 2, adjusted for age; Model 3, adjusted for age and eGFR; Model 4, adjusted for age, eGFR, indices of deprivation, smoking, alcohol consumption and race; Model 5, adjusted for age, eGFR, indices of deprivation, smoking, alcohol consumption, race, BMI, diabetes, hypertension, coronary heart disease, stroke, peripheral vascular disease, heart failure, renal disease, liver disease, pulmonary disease and malignancy; Model 6, adjusted for age, eGFR, indices of deprivation, smoking, alcohol consumption, race, BMI, diabetes, hypertension, coronary heart disease, stroke, peripheral vascular disease, heart failure, renal disease, liver disease, pulmonary disease, malignancy, antihypertensive medication intake, statin intake, sodium, potassium and haemoglobin levels