Table 4 Abnormal z scores using Intergrowth 21st or Salomon equations in the second trimester
From: Fetal biometry assessment with Intergrowth 21st’s and Salomon’s equations in rural Burkina Faso
Anthropometrics | Abnormal z scores n (%) | |||
|---|---|---|---|---|
< 2.5th centile | < 10th centile | > 90th centile | > 97.5th centile | |
Biparietal diameter | ||||
Intergrowth 21 | 4 (2.1) | 16 (8.4) | 1 (0.5) | 1 (0.5) |
Salomon | 1 (0.5) | 4 (2.1) | 1 (0.5) | 1 (0.5) |
Abdominal circumference | ||||
Intergrowth 21 | 1 (0.5) | 3 (1.6) | 69 (36.3) | 28 (14.7) |
Salomon | 0 (0) | 1 (0.5) | 5 (2.6) | 2 (1.1) |
Head circumference | ||||
Intergrowth 21 | 0 (0) | 1 (0.5) | 49 (25.8) | 15 (7.9) |
Salomon | 0 (0) | 0 (0) | 34 (17.9) | 3 (1.6) |
Femur length | ||||
Intergrowth 21 | 0 (0) | 2 (1.1) | 103 (54.2) | 32 (16.8) |
Salomon | 0 (0) | 4 (2.1) | 13 (6.8) | 2 (1.1) |