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Table 2 Risk factors for recurrence of EPs from univariate and multivariate Cox regression analyses

From: Chronic endometritis increases the recurrence of endometrial polyps in premenopausal women after hysteroscopic polypectomy

Characteristics

HR (95% CI)

P value

Univariate analysis

 Age

1.00 (0.95–1.06)

0.996

 BMI

0.93 (0.81–1.05)

0.245

Polyp size (cm) (vs. ≤ 1)

  > 1, ≤ 2

1.54 (0.16–14.80)

0.709

  > 2

2.57 (0.35–18.89)

0.353

Multiple EPs versus solitary EP

3.02 (1.06–8.60)

0.038

CE

3.08 (1.56–6.09)

0.001

Multivariate analysis

  

CE

3.06 (1.54–6.05)

0.001

Multiple EPs versus solitary EP

2.99 (1.05–8.91)

0.040

  1. BMI body mass index, EPs endometrial polyps, EP endometrial polyp, CE chronic endometritis