Table 5.

Preterm birth clinic interventions

Interventions routinely offered (non-exclusive)	Number of non-UK based clinics (%), n = 6
Cervical cerclage	6 (100)
Vaginal progesterone	4 (67)
IM progesterone (17OHP-C)	2 (33)
Cervical pessary	1 (17)
Primary choice of intervention for women with a sonographic short cervix a	Number of UK based clinics (%), n = 33
Cervical cerclage	10 (30)
Vaginal progesterone	6 (18)
Cervical pessary	1 (3)
Combination therapy b	6 (18)
Multiple first-line treatment options	10 (30)

UK United Kingdom, IM intramuscular, 17OHP-C 17-alpha hydroxyprogesterone caproate.

^a Threshold for a short cervix defined by the individual clinic, further detailed in the text

^b Most were combination of cervical cerclage and vaginal progesterone