Table S27.
Pooled relative risk and mean likelihood ratios for Cesarean, according to BP cut-offs at <20 weeks, determined by ACC/AHA BP categories
| COMPARATOR | ||||
|---|---|---|---|---|
| BP measured at <20 weeks | Ref | RR [95% CI] I2, (95% PI) | -LR | +LR |
| Diagnostic threshold: sBP 120mmHg (with dBP <80mmHg) | ||||
| Pooled | Normal (<120/80 mmHg) | 1.3 [1.2, 1.4] I2=0%, (1.0, 1.6) | 0.96 [0.93, 0.98] | 1.28 [1.13, 1.45] |
| Bellad | 1.3 [1.2, 1.5] | 0.98 [0.97, 0.99] | 1.44 [1.21, 1.71] | |
| Qureshi | 1.2 [1.1, 1.4] | 0.96 [0.94, 0.99] | 1.23 [1.08, 1.40] | |
| Rosner | 1.3 [0.9, 1.8] | 0.88 [0.75, 1.04] | 1.29 [0.95, 1.76] | |
| Sevene | 0.9 [0.3, 2.6] | 1.01 [0.90, 1.13] | 0.94 [0.37, 2.43] | |
| Diagnostic threshold: sBP 130mmHg or dBP 80mmHg | ||||
| Pooled | Normal + ElevatedBP (<130/80 mmHg) | 1.3 [1.1, 1.6] I2=99%, (1.0, 1.9) | 0.94 [0.90, 0.97] | 1.46 [1.26, 1.69] |
| Bellad | 1.5 [1.3, 1.8] | 0.98 [0.97, 0.99] | 1.66 [1.32, 2.08] | |
| Bello | 1.5 [1.5, 1.5] | 0.90 [0.89, 0.90] | 1.64 [1.60, 1.68] | |
| Darwin | 1.4 [1.3, 1.6] | 0.89 [0.85, 0.93] | 1.52 [1.32, 1.75] | |
| Duffy | 1.1 [1.1, 1.1] | 0.97 [0.96, 0.97] | 1.12 [1.10, 1.13] | |
| Qureshi | 1.2 [1.1, 1.4] | 0.98 [0.96, 0.99] | 1.26 [1.06, 1.49] | |
| Sabol | 1.4 [1.3, 1.6] | 0.88 [0.84, 0.92] | 1.57 [1.37, 1.80] | |
| Sevene | 0.2 [0.0, 3.5] | 1.05 [1.01, 1.09] | 0.22 [0.01, 3.43] | |
| Diagnostic threshold: sBP 140mmHg or dBP 90mmHg | ||||
| Pooled | Normal + Elevated BP +Stage 1 HTN (<140/90 mmHg) | 1.7 [1.6, 1.8] I2=27%, (1.5, 1.9) | 0.96 [0.93, 0.98] | 2.31 [2.06, 2.55] |
| Bellad | 2.1 [1.6, 2.8] | 0.99 [0.99, 1.00] | 2.89 [1.76, 4.74] | |
| Bello | 1.7 [1.7, 1.8] | 0.95 [0.95, 0.96] | 2.30 [2.18, 2.41] | |
| Darwin | 1.6 [1.4, 1.8] | 0.91 [0.88, 0.94] | 1.84 [1.51, 2.24] | |
| Qureshi | 1.5 [1.1, 2.1] | 0.99 [0.99, 1.00] | 1.77 [1.11, 2.81] | |
| Rosner | 1.1 [0.6, 2.1] | 0.99 [0.93, 1.05] | 1.22 [0.52, 2.86] | |
| Sabol | 1.6 [1.4, 1.8] | 0.91 [0.89, 0.94] | 2.07 [1.68, 2.55] | |
| Sevene | 0.8 [0.0, 11.9] | 1.00 [0.97, 1.04] | 0.74 [0.04, 12.12] | |
ACC (American College of Cardiology), AHA (American Heart Association), BP (blood pressure), dBP (diastolic BP), -LR (negative likelihood ratio), +LR (positive likelihood ratio), sBP (systolic BP), CI (confidence interval), PI (prediction interval)
Slade. The diagnostic accuracy of American College of Cardiology-American Heart Association blood pressure categories for identification of women and babies at risk. Am J Obstet Gynecol 2023.