Table 4.

Outcomes between women with bilateral and unilateral ovarian cysts

	Unilateral ovarian cyst (n = 26) mean + SD or median (IQR)	Bilateral ovarian cyst (n = 14) mean + SD or median (IQR)	Mean or median 0difference	95% CI
Difference of AMH level (ng/ml)a	0.5 ± 1.1	1.2 ± 1.0	− 0.7	− 1.41 to 0.01
Estimated blood loss (ml)	50 (35)	100 (150)	− 50.00	− 100.00 to 0
Length of hospital stay (days)	2 (0)	1.9 (0)	0.00	0 to 0
Operation time (min)	124.4 ± 38.8	181.6 ± 71.3	− 57.2	− 92.26 to − 22.14

Note: AMH anti-Müllerian hormone, SD standard deviation, CI confidence interval

^aDifference of AMH level = pre-operative AMH-post-operative AMH

*The test of significance for pilot trials is not helpful as such studies are not designed for statistical significance