From: Preterm birth and the timing of puberty: a systematic review
Authors and year of study | Country | Sex of participants | Timing of menarche in females (years) | Onset of puberty in males (years) | Statistical summary measure (type) |
---|---|---|---|---|---|
Atay et al. | Turkey | Females only | No difference | No | |
Bhargava et al | India | Females and males | Earlier in preterm (0.5) | Later in preterm (0.18) | No |
Chaudari et al | India | Females and males | Earlier in preterm (0.3) | Earlier in preterm (9.7% more attained) | No |
D’Aloisio et al. | US | Females only | No difference | Yes (RR with 95% CI) | |
Dossus et al. | France | Females only | Earlier in preterm (0.07) | Yes (Beta value with 95% CI) | |
Epplein et al | US | Females only | No difference | Yes (HR with 95% CI) | |
Ford et al. | Australia | Females and males | No difference | No difference | No |
Hack et al | US | Females only | No difference | Yes (T test) | |
Hui et al. | Hong Kong | Females and males | Onset of puberty later in preterm (0.2) | No difference | Yes (TR with 95% CI) |
Kitchen et al | Australia | Females only | Earlier in preterm (0.94) | No | |
Moisan et al | Canada | Females only | No difference | No | |
Peralta-Carcelen | US | Females and males | Earlier in preterm (0.3) | No difference | No |
Persson et al. | Sweden | Females and males | No difference | No difference | Yes (T test) |
Saigal et al | Canada | Females only | No difference | Yes (mean with sd) | |
Sipola-Lapponen et al | Finland | Females and males | “Girls born preterm were at an earlier pubertal stage than controls” | No difference | Yes (χ2 test) |
Wehkalampi et al. | Finland | Females and males | Earlier in AGA preterm (0.3) Later in SGA preterm (0.1) | Voice break earlier in AGA (0.5) and in SGA (0.3) preterm | Yes (T test) |