Extremely preterm | Comparison | |
Systolic | ||
Height (/cm) | 0.78 (0.53 to 1.0) | 0.45 (0.23 to 0.66) |
BMI for height* | 1.35 (0.40 to 2.3) | 2.1 (1.3 to 2.8) |
Diastolic | ||
Height (/cm) | 0.47 (0.26 to 0.69) | 0.31 (0.09 to 53) |
BMI for height* | 1.1 (0.37 to 1.9) | 0.97 (0.20 to 1.7) |
Afro-Caribbean ethnic group | 3.7 (−0.1 to 7.5) | 6.0 (0.9 to 11.2) |
Results expressed as effect size in mm Hg with 95% confidence intervals.
*Calculated as the residuals of the regression of body mass index (BMI) on height in all the children.