Table S9.
Pooled relative risk and mean likelihood ratios for perinatal death, 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) |
1.4 [1.2, 1.6] I2=11%, (1.1, 1.7) |
0.94 [0.90, 0.97] | 1.34 [1.17, 1.54] |
| Bellad | 1.4 [1.1, 1.9] | 0.98 [0.95, 1.00] | 1.44 [1.06, 1.95] | |
| Greenberg | 1.7 [1.1, 2.5] | 0.84 [0.72, 0.99] | 1.40 [1.09, 1.80] | |
| Qureshi | 1.4 [1.2, 1.7] | 0.93 [0.90, 0.97] | 1.40 [1.20, 1.65] | |
| Reddy | 0.9 [0.6, 1.4] | 1.02 [0.91, 1.14] | 0.94 [0.67, 1.31] | |
| Sevene | 1.1 [0.5, 2.6] | 0.98 [0.88, 1.10] | 1.12 [0.52, 2.43] | |
| Diagnostic threshold: sBP 130mmHg or dBP 80mmHg | ||||
| Pooled | Normal + Elevated BP (<130/80 mmHg) |
1.6 [1.4, 1.9] I2=0%, (1.2, 2.1) |
0.95 [0.92, 0.97] | 1.59 [1.29, 1.94] |
| Bellad | 1.9 {1.4, 2.7] | 0.97 [0.96, 0.99] | 1.97 [1.36, 2.86] | |
| Greenberg | 1.8 [1.1, 2.9] | 0.90 [0.80, 1.00] | 1.62 [1.12, 2.35] | |
| Qureshi | 1.6 [1.3, 1.9] | 0.95 [0.92, 0.98] | 1.58 [1.28, 1.94] | |
| Reddy | 1.1 [0.6, 1.8] | 0.99 [0.92, 1.07] | 1.05 [0.65, 1.68] | |
| Sevene | 1.5 [0.5, 3.9] | 0.97 [0.89, 1.06] | 1.47 [0.55, 3.90] | |
| Diagnostic threshold: sBP 140mmHg or dBP 90mmHg | ||||
| Pooled | Normal + Elevated BP +Stage 1 HTN (<140/90 mmHg) |
2.4 [1.8, 3.1] I2=0%, (1.5, 3.8) |
0.98 [0.95, 0.99] | 2.54 [1.76, 3.56] |
| Bellad | 2.1 [1.2, 3.8] | 0.99 [0.98, 1.00] | 3.60 [1.75, 7.38] | |
| Greenberg | 3.2 [1.7, 5.7] | 0.93 [0.86, 1.00] | 2.00 [1.20, 3.32] | |
| Qureshi | 2.3 [1.5, 3.5] | 0.98 [0.97, 1.00] | 2.59 [1.52, 4.43] | |
| Reddy | 1.4 [0.3, 5.7] | 0.99 [0.97, 1.02] | 1.40 [0.35, 5.58] | |
| Sevene | 2.3 [0.6, 8.6] | 0.97 [0.92, 1.04] | 2.41 [0.56, 10.30] | |
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.