Adjunctive Pessary Therapy after Emergency Cervical Cerclage for Cervical Insufficiency with Protruding Fetal Membranes in the Second Trimester of Pregnancy: A Novel Modification of Treatment

Table 1

Characteristics of the study and control group.

	Study group			Control group
	Median (min–max)	Mean	SD	Median; (min–max)	Mean	SD
Age	32 (22–40)	31.8	5.3	31 (21–38)	31.7	3.9	0.9
Primiparity	8 (53.3)			11 (64.7)			0.7
Prior preterm delivery	1 (6.7)			3 (17.7)			0.6
Prior second-trimester pregnancy loss	2 (13.3)			2 (11.8)			0.9
Pregnancy week at ECC	23 (20–25)	22.7	1.7	21 (19–27)	22.1	2.1	0.24
WBC (10^9/L)	10.5 (9.3–14.9)	10.9	1.9	10.8 (8–14.8)	11.2	2.4	0.7
CRP (mg/L)	3.5 (1.2–9.3)	4.9	3.6	3 (0.8–8.7)	3.3	2.7	0.2
Cervical dilatation ≤2 cm	11 (73.3)			13 (765)			0.9

(%).
ECC: emergency cervical cerclage insertion.
WBC: white blood cell count.
CRP: C-reactive protein.