Comparison 2. LOD vs other surgical interventions.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Menstrual regularity	4		Odds Ratio (M‐H, Fixed, 95% CI)	Subtotals only
1.1 LOD vs Unilateral LOD	2	104	Odds Ratio (M‐H, Fixed, 95% CI)	1.51 [0.62, 3.71]
1.2 LOD vs Ultrasound guided transvaginal ovarian drilling	1	147	Odds Ratio (M‐H, Fixed, 95% CI)	1.23 [0.64, 2.37]
1.3 Laser LOD vs Harmonic Scalpel	1	34	Odds Ratio (M‐H, Fixed, 95% CI)	2.13 [0.17, 26.03]
2 Improvement in androgenic symptoms (hirsutism/acne)	1		Odds Ratio (M‐H, Fixed, 95% CI)	Totals not selected
2.1 Hirsutism	1		Odds Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
2.2 Acne	1		Odds Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
3 Harms: Adhesions	1		Odds Ratio (M‐H, Fixed, 95% CI)	Totals not selected
4 Testosterone and free androgen index	6		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
4.1 LOD vs Ultrasound guided transvaginal ovarian drilling	1		Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]
4.2 LOD versus mini laparoscopy with sedation	1		Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]
4.3 LOD vs unilateral LOD	3		Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]
4.4 Laser LOD vs Harmonic Scalpel	1		Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]