Table 2.

Results of ED POCUS and radiologist-interpreted US for study participants who underwent both, stratified by serum β-hCG level

SERUM β-HCG LEVEL, IU/LNIUPs DOCUMENTED BY ED POCUS, N (%)FCA DOCUMENTED BY ED POCUS, N (%)IUPs DOCUMENTED BY RADIOLOGIST-INTERPRETED US, N (%)FCA DOCUMENTED BY RADIOLOGIST-INTERPRETED US, N (%)
< 1000101 (10.0)0 (0.0)1 (10.0)0 (0.0)
1000–5000122 (16.7)0 (0.0)1 (8.3)0 (0.0)
5001–10 00093 (33.3)0 (0.0)2 (22.2)1 (11.1)
10 001–30 00052 (40.0)1 (20.0)3 (60.0)2 (40.0)
30 001–50 0001110 (90.9)9 (81.8)11 (100.0)11 (100.0)
> 50 0003232 (100.0)30 (93.8)32 (100.0)30 (93.8)
Total7950 (63.3)40 (50.6)50 (69.4)44 (55.7)
  • ED—emergency department, FCA—fetal cardiac activity, hCG—human chorionic gonadotropin, IUP—intrauterine pregnancy, POCUS—point-of-care ultrasound, US—ultrasound.