Table 7.

Univariate and multivariate analysis of factors potentially related to intraoperative blood loss ≥ 500 ml

Parameters	Intraoperative blood loss ≥ 500 ml
	Univariate analysis			Multivariate analysis
	OR	95% CI	p-value	OR	95% CI	p-value
Age (≥ 40 years)	1.7	0.9–3.4	0.12
BMI (≥ 30 kg/m2)	0.7	0.2–3.1	0.59
Previous caesarean section	0.6	0.2–2.8	0.51
Previous myomectomy	0.5	0.06–4.2	0.49
Concomitant adnexal pathology	0.3	0.07–1.3	0.06
Myoma size ≥ 8 cm	3.5	0.5–34.1	0.35
More than 2 myomas	0.7	0.3–1.6	0.35
At least 2 myomas and one ≥ 8 cm	0.5	0.06–3.8	0.46

OR – odds ratio, CI – confidence interval