TABLE 1.

Baseline characteristics of the recurrence vs. no recurrence groups

Characteristics	No recurrence, n = 323	Recurrent adnexal torsion, n = 35	OR (95% CI)	p‐Value
Age	30 [24–37] (30)	27 [17–34] (26)		0.01
≤15	20 (6.2%)	8 (22.9%)	4.4 (1.80–11.1)	<0.001
>40	62 (19.2%)	4 (11.4%)		0.35
Polycystic ovaries syndrome	32 (9.9%)	3 (8.6%)		1
Previous pelvic surgery	51 (15.8%)	9 (25.7%)		0.13
Premenarchal	10 (3.1%)	2 (5.7%)		0.33
Parity	0 [0–2] (1)	0 [0–1] (1)		0.03
Nulliparous	174 (53.9%)	22 (62.9%)		0.31
Pregnant	105 (32.5%)	10 (28.6%)		0.63
Gestational week	10 [7–14] (12)	10 [8–11] (9)		0.01

Note: Continuous variables are expressed as median [interquartile range] (mean). Categorical variables are presented as proportions.

Abbreviations: aOR, adjusted odds ratio; CI, confidence interval; IVF, pregnancies as denominator.