Number followed up | Morphine (n=57) | Non-morphine (n=30) | Comparative statistics | ||||
---|---|---|---|---|---|---|---|
χ2statistic | p value1-150 | ||||||
Male | 27 (47%) | 17 (57%) | |||||
Female | 30 (53%) | 13 (43%) | 0.68 | 0.41 | |||
Social class I-III | 35 (61%) | 23 (77%) | |||||
Social class IV and V | 22 (39%) | 7 (23%) | 2.06 | 0.15 | |||
Median (interquartile range) | Median (interquartile range) | Point estimate | 95% CIs | ||||
Gestational age (weeks) | 29 (27–31) | 29 (27–30) | 1.0 | −1.0 to 2.0 | |||
Birth weight (g) | 1300 (970–1590) | 1200 (815–1740) | 80 | −160 to 300 |
↵1-150 χ2 analysis.
1-160 Mann-Whitney U test.