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Table 1 Comparison of the demographic and clinical characteristics between the study and control groups

From: Combined laparoscopy and hysteroscopy vs. uterine curettage in the uterine artery embolization-based management of cesarean scar pregnancy: a retrospective cohort study

Items Study group* (n = 25) Control group*(n = 33) P value**
Age (years) 0.992
≤30 5 (20) 7 (21.2)  
31-40 16 (64) 21 (63.6)  
>40 4 (16) 5 (15.2)  
Gravidity (times) 0.451
≤3 17 (68) 17 (51.5)  
4-6 7 (28) 14 (42.4)  
>6 1 (4) 2 (6.1)  
Parity (times) 0.841
1 24 (96) 32 (97)  
2 1 (4) 1 (3)  
Previous cesarean sections (times) 0.841
1 24 (96) 32 (97)  
2 1 (4) 1 (3)  
Years since the last cesarean section 0.170
≤2 3 (12) 8 (24.2)  
3-5 16 (64) 13 (39.4)  
>5 6 (24) 12 (36.4)  
Symptoms 0.316
Menolipsis only 17 (68) 17 (51.5)  
Menolipsis + vaginal bleeding 4 (16) 10 (30.3)  
Menolipsis + abdominal pain 1 (4) 0 (0)  
Menolipsis + vaginal bleeding + abdominal pain 3 (12) 6 (18.2)  
β-hCG level at hospitalization (IU/L) 0.543
≤10,000 15 (60) 15 (45.5)  
10,001-30000 7 (28) 13 (39.4)  
>30,000 3 (12) 5 (15.2)  
Diameter of the gestational sac (cm) 0.899
≤1 2 (8) 3 (9.1)  
2-3 14 (56) 20 (60.6)  
>3 9 (36) 10 (30.3)  
Minimal distance between conceptus and uterine serosa (cm) 0.278
≤0.5 5 (20) 4 (12.1)  
0.6-1 6 (24) 4 (12.1)  
>1 14 (56) 25 (75.8)  
  1. *Data are presented as number (%).
  2. **Two-sided χ2 test.