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/L | N | IUPs 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 (%) |
|---|---|---|---|---|---|
| < 1000 | 10 | 1 (10.0) | 0 (0.0) | 1 (10.0) | 0 (0.0) |
| 1000–5000 | 12 | 2 (16.7) | 0 (0.0) | 1 (8.3) | 0 (0.0) |
| 5001–10 000 | 9 | 3 (33.3) | 0 (0.0) | 2 (22.2) | 1 (11.1) |
| 10 001–30 000 | 5 | 2 (40.0) | 1 (20.0) | 3 (60.0) | 2 (40.0) |
| 30 001–50 000 | 11 | 10 (90.9) | 9 (81.8) | 11 (100.0) | 11 (100.0) |
| > 50 000 | 32 | 32 (100.0) | 30 (93.8) | 32 (100.0) | 30 (93.8) |
| Total | 79 | 50 (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.