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. Author manuscript; available in PMC: 2016 Mar 1.
Published in final edited form as: J Minim Invasive Gynecol. 2014 Jun 19;22(3):390–394. doi: 10.1016/j.jmig.2014.06.007

Table 2.

Associated risk factors for development of acute and chronic pain after Essure

Variable Unadjusted OR
(CI) acute pain		 Adjusted OR (CI)
acute pain		 Unadjusted OR
(CI) chronic pain		 Adjusted OR (CI)
chronic pain
Age 0.98 (0.93, 1.03) NS 0.99 (0.92, 1.06) NS
Race 0.95 (0.65, 1.40) NS 0.76 (0.41, 1.39) NS
BMI 1.00 (0.96, 1.04) NS 0.99 (0.93, 1.04) NS
Parity 1.07 (0.82, 1.40) NS 0.90 (0.61, 1.34) NS
Previous chronic pain condition 6.74 (3.06, 14.81) 6.81 (2.95, 15.73) 7.18 (2.65, 19.46) 6.15 (2.09, 18.05)
Previous pelvic surgery 0.72 (0.36, 1.44) NS 0.86 (0.32, 2.27) NS
Previous sexually transmitted infection 1.79 (0.81, 3.98) 2.33 (1.01, 5.39) 0.99 (0.28, 3.48) NS
Metal allergy 0.26 (0.03, 2.55) NS 0.12 (0.01, 1.25) 0.08 (0.01, 0.85)
Multiple allergies 0.19 (0.05, 0.77) 0.41 (0.09, 1.90) 0.09 (0.02, 0.37) 0.18 (0.04, 0.88)
Location of surgery 0.57 (0.29, 1.13) NS 0.87 (0.34, 2.26) NS
Primary surgeon 0.74 (0.37, 1.49) NS 2.55 (0.73, 8.89) NS
*

NS = not significant