Table 4.

Multivariate model persistent pelvic pain 6 months after hysterectomy

	Effect and 95% Confidence Interval	p-value
Logistic model; Response: Persistent Pain; Effect: Odds Ratio
Fibromyalgia Survey Score	1.27 (1.03, 1.58)	0.026
Age (years)	.94 (0.83, 1.06)	0.33
Endometriosis at time of surgery, yes	1.76 (0.30, 10.51)	0.54
Fibroids on pathology	4.48 (0.58, 34.5)	0.15
Anxiety prior to hysterectomy	0.34 (0.02, 5.06)	0.43
Depression prior to hysterectomy	0.43 (0.01, 12.67)	0.63
Average pelvic pain in 3-months prior to hysterectomy (0-10 NRS)	1.12 (0.99, 1.83)	0.65
Linear model; Response: Change in Pain (continuous); Effect: mean difference per unit change in the explanatory variable
Fibromyalgia Survey Score	−0.12 (−0.20,−0.04)	0.004
Age (years)	0.02 (−0.01,0.05)	0.25
Endometriosis at time of surgery, yes	−0.34 (−1.10,0.41)	0.37
Fibroids on pathology	−0.39 (−1.00,0.23)	0.22
Anxiety prior to hysterectomy	0.96 (0.10,1.82)	0.03
Depression prior to hysterectomy	0.34 (−1.00,1.68)	0.62
Average pelvic pain in 3-months prior to hysterectomy (0-10 NRS)	0.89 (0.71,1.07)	<0.001
Linear mixed longitudinal model with Gaussian subject-specific intercept; Response: Longitudinal Pain (continuous); Effect: mean difference per unit change in the respective variable
Fibromyalgia Survey Score	0.05 (−0.008,0.10)	0.099
Age (years)	−0.02 (−0.04,0.008)	0.20
Endometriosis at time of surgery, yes	0.096 (−0.45,0.64)	0.73
Fibroids on pathology	0.003 (−0.43,0.43)	0.99
Anxiety prior to hysterectomy	0.14 (−0.42,0.69)	0.63
Depression prior to hysterectomy	−0.67 (−1.59,0.25)	0.16
Average pelvic pain in 3-months prior to hysterectomy (0-10 NRS)	0.39 (0.27,0.51)	<0.001
Time 1 month vs. baseline	−2.52 (−2.98,−2.06)	<0.001
Time 3 months vs. baseline	−4.29 (−4.77,−3.81)	<0.001
Time 6 month vs. baseline	−4.54 (−5.01,−4.06)	<0.001