TABLE 2.

Repeated measures multinomial logistic regression evaluating the characteristics of the high and low bother phenotypes

	Probability of being in the “low bother” versus “concordant bother” phenotype			Probability of being in the “high bother” versus “concordant bother” phenotype
Variable	Odds ratio estimate	95% Confidence interval	P value	Odds ratio estimate	95% Confidence interval	P value
Visit (ref = baseline)
3-mo	1.173	(0.891–1.544)	.2690	0.710	(0.536–0.940)	.0273
12-mo	1.265	(0.989–1.619)	.0756	0.661	(0.482–0.906)	.0180
Age (per year increase)	1.009	(1.000–1.019)	.0728	0.973	(0.962–0.985)	<.0001
GUPI total (per unit increase)	0.909	(0.888–0.930)	<.0001	1.038	(1.017–1.059)	.0007
PROMIS sleep disturbance (per unit increase)	0.980	(0.966–0.994)	.0114	1.016	(0.997–1.035)	.1209
Endorsed all urgency questions (yes vs no)	0.332	(0.261–0.422)	<.0001	3.650	(2.172–6.132)	<.0001
Endorsed all frequency questions (yes vs no)	0.683	(0.533–0.876)	.0061	1.024	(0.684–1.533)	.9077

Abbreviations: GUPI, genitourinary pain index; PROMIS, patient reported outcome measurement information system.