Table 2.

Results of multivariate ordered logistic regression analysis for variables extracted by forward selection (n = 124).

Variable	P value	Odds ratio	95%CI
			Lower 95%	Upper 95%
Serum creatinine	0.1083	4.345	0.723	26.105
SBP, mmHg	0.0197*	1.031	1.005	1.058
Number of cycles	0.0019*	1.049	1.018	1.082
Calcium channel blockers	0.0311*	2.589	1.090	6.146
RAS inhibitors	0.8862	1.075	0.399	2.895

CI, confidence interval; SBP, systolic blood pressure; RAS, renin-angiotensin system.

*P < 0.05.