Table 4.

Descriptive Results of External Variables for Incontinent Women by Cluster

	Conventional (n = 89)	Benchmark (n = 84)	Superplus (n = 15)	p
Bladder irritants intake (oz)	859.1±502.9	1286.5±684.4	2264.3±1373.8	<.001
Proportion of irritants of total intake	0.63±0.26	0.59±0.28	0.61±0.31	.88
Incontinence severity (episodes/day)	1.8±1.7	2.2±2.9	3.5±2.4	.02
Age (years)	48.6±8.2	50.1±7.8	52.2±6.5	.19
Education level (years)	14.1±2.0	14.3±2.0	13.3±2.4	.20
Race				.002
Black	58(65.2%)	34(40.5%)	5(33.3%)
White	31(34.8%)	50(59.5%)	10(66.7%)

Notes. For continuous variables, p values were computed by ANOVA test. Results are expressed as mean ± standard error; for categorical variables (i.e., race).

p values were computed by chi-square test and results are expressed as numbers (percentages).