Table 2.

The association between BMI and AKI.

Group	AKI	Non-AKI	OR (95%CI)	P value
BMI < 18.50	24	74	1.68 (1.01–2.78)	0.045
18.50 ≤ BMI < 24.0	150	649	1.00	1.00
24.0 ≤ BMI < 28.0	103	436	0.93 (0.70–1.24)	0.62
BMI ≥ 28.0	41	124	1.43 (0.96–2.15)	0.08

OR, Odds ratios represent BMI increases adjusted for age, gender, hypertension and NYHA class.

BMI, body mass index; NYHA, New York Heart Association (classification).