Table II.

Multiple linear regression model for mean difference between baseline and 6 weeks and 12 months for the FIRST trial patients comparing arthroscopic osteochondroplasty versus lavage

	6 Weeks		12 Months
	MD (95% CI)	P -value	MD (95% CI)	P -value
ICIQ-FLUTS
Filling	0.37 (−0.33, 1.08)	0.297	0.44 (−0.39, 1.27)	0.300
Voiding	0.02 (−0.45, 0.48)	0.941	0.13 (−0.34, 0.59)	0.591
Incontinence	0.30 (−0.27, 0.87)	0.300	0.007 (−0.83, 0.84)	0.987
ICIQ-MLUTS
Voiding	−0.04 (−0.89, 0.80)	0.920	−0.61 (−1.45, 0.24)	0.161
Incontinence	−0.27 (−0.74, 0.20)	0.263	−0.16 (−0.58, 0.25)	0.438
FSFI
Total score	1.18 (−2.09, 4.45)	0.480	−2.12 (−4.52, 0.28)	0.083
IIEF
Total score	0.57 (−1.22, 2.37)	0.531	1.58 (−0.32, 3.47)	0.103