Table 1.

Outcomes of the TVT® procedure in the obese

Study	N (Obese / Nonobese)	Follow-up (months)	% Cure (Obese / Nonobese)	P value	Complications
Mukherjee et al (26), 2001	87 / 156	Not given	90 / 91.2	NS	No difference in urinary retention, operative complications
Chung et al (32), 2002	60 / 31	(12 -24)	100 / 100	NS	No difference in length of hospital stay, voiding dysfunction
Rafii et al (31), 2003	39 / 149	27 (6 - 38)	82 / 91.2	0.1	More persistent urge UI in obese (17.9% vs. 4.6%)
Lovatsis et al (28), 2003	35 / 35	(6 – 24)	88.6 / 91.4	NS	- More bladder perforations in nonobese (14 vs. 0%, P = 0.03) - Longer operative time in obese (49 vs. 35 min, P < 0.05)
Skriapas et al (27), 2005	31 / 52	18.5 (12 – 24)	87 / 92	0.103	More early postoperative complications in obese (48.4% vs. 38.5%, P = 0.021)
Ku et al (33), 2006	45 / 240	10	84.4 / 91.6	0.173	No difference in urinary retention, persistent urgency
Hellberg et al (30), 2006	163 / 570	68.4 (24 – 96)	66.1 / 77.5	*	* Cure rates for BMI < 25 = 81%, for BMI > 35 = 52.1% (P = 0.0005)