Table 4.

Sensitivity analysis for restored continuity in different subgroups of patients undergoing endoscopic vacuum therapy for pelvic anastomotic leakage

	No. of studies	n	Restored continuity rate (%)
Benign disease (or > 90%)	5	39	81.0 (55.8, 99.5)
Colorectal cancer (or ≥ 90%)	11	201	69.0 (57.3, 78.7)
Colorectal cancer with radiotherapy	5	76	65.5 (48.8, 79.1)
Any type of disease, no radiotherapy	6	57	70 (38.8, 89.7)
Primary diverting stoma (or ≥ 80%)	11	420	61.9 (53.4, 69.7)
No primary stoma (or ≤ 20%)	3	81	83 (66.2, 92.5)

Values in parentheses are 95 per cent confidence intervals. n, number of patients.