Table 3.

Multivariable linear regression models for domain summary scores by time of survey

	Urinary Function Summary Scores				Sexual Function Summary Scores*
	6 Mos		12 Mos		6 Mos		12 Mos
	Coefficient	p Value	Coefficient	p Value	Coefficient	p Value	Coefficient	p Value
Surgery: RALP vs RRP	3.77	0.005	1.20	0.35	8.31	<0.001	7.64	<0.001
Baseline function (10 pts)†	0.61	0.21	1.87	<0.001	1.20	<0.001	1.54	<0.001
Interactions
Surgery-baseline function (10 pts)	1.96	0.003	0.55	0.39	1.43	<0.001	2.01	<0.001
Age-10 yrs, continuous	−2.78	0.001	−2.63	0.001	−1.43	0.06	−3.22	<0.001
Race: white vs other	0.75	0.56	−0.06	0.96	−0.33	0.76	−0.65	0.58
Income vs less than $30,000:
$30,000–$100,000	−0.80	0.59	−0.26	0.86	−1.13	0.39	−0.12	0.93
Greater than $100,000	3.17	0.09	3.12	0.08	1.75	0.28	1.34	0.45
General health vs excellent:
Poor	−23.59	<0.001	−24.22	<0.001	−12.15	0.002	−15.94	<0.001
Fair	−6.04	0.008	−6.95	0.002	−5.83	0.003	−10.83	<0.001
Good	−9.38	<0.001	−9.91	<0.001	−4.57	<0.001	−4.15	0.001
Very good	−2.67	0.03	−4.17	<0.001	−1.75	0.09	−3.16	0.004

Adjusted for education, marital and health insurance status, study site, days since treatment, PSA, Gleason score, margin and nerve sparing status, pathological stage, and use of androgen deprivation.

^*Also adjusted for use of erectile dysfunction treatments.

^†Refers to baseline summary scores for respective functional domains.