Table 2. Summary of potentially influential covariates and APPs by case and control.
| Analyte | Cases (n=196) | Controls (n=502) |
|---|---|---|
| Apgar <7 at 5 min (%) | 2.3 | 1.5 |
| Gestational week | 40 (39–41) | 40 (39–41) |
| Maternal age >35 years (%) | 13.6 | 8.7 |
| Small-for-gestational age (%) | 5.1 | 4.7 |
| C-section birth (%) | 7.5 | 12.5 |
| Foreign-born mother (%) | 22.1 | 13.3 |
| Ponderal index | 27 (25–29) | 27 (25–29) |
| Sex (% male) | 54 | 49 |
| Year of birth | 1978 (1977–1981) | 1978 (1977–1981) |
| Acute phase proteins | ||
| α-2-Macroglobulin (ng ml−1) | 347 (155–630) | 408 (152–675) |
| Haptoglobin (ng ml−1) | 6.75 (2.78–26.2) | 6.27 (2.48–17.0) |
| C-reactive protein (ng ml−1) | 0.63 (0.23–1.44) | 0.78 (0.24–1.95) |
| Serum amyloid P (ng ml−1) | 8.91 (5.03–15.3) | 11.0 (5.46–17.7) |
| Procalcitonin (pg ml−1) | 1.98 (0.76–3.48) | 2.24 (0.76–3.79) |
| Ferritin (pg ml−1) | 1474 (326–3062) | 1417 (372–2927) |
| tPA (pg ml−1) | 2.99 (0.62–5.33) | 3.89 (1.65–6.25) |
| Fibrinogen (ng ml−1) | 7.62 (2.31–24.4) | 7.62 (2.31–24.4) |
| Serum amyloid A (ng ml−1) | 1.43 (0.63–2.80) | 1.70 (0.79–3.72) |
Abbreviations: APP, acute phase protein; tPA, tissue plasminogen activator.
All shown as median (25th–75th percentile), unless otherwise specified.