Table 3 Pregnancy-related outcomes stratified by study mean maternal age
From: Pregnancy outcomes in women with kidney transplant: Metaanalysis and systematic review
Study mean maternal age (years) | ||||
|---|---|---|---|---|
|  | < 25 | 25–29 | 30–34 | ≥35 |
Number of papers | 3 | 22 | 35 | 1 |
Number of pregnancies | 103 | 723 | 3474 | 11 |
Mean maternal age (year) | 23.3 | 27.4 | 30.2 | 36.0 |
Pregnancy Outcomes | ||||
 Live birth | 75.8% | 75.8% | 73.9% | na |
 Induced abortion | 14.0% | 11.3% | 11.0% | na |
 Spontaneous abortion | 19.8% | 16.0% | 13.3% | 18.2% |
 Still birth | 2.9% | 5.3% | 3.6% | 9.1% |
 Neonatal deaths | na | 5.4% | 3.0% | na |
 Cesarean section | 48.0% | 68.3% | 63.6% | na |
Maternal Outcomes | ||||
 Preeclampsia | 17.1% | 13.7% | 26.5% | 27.3% |
 Pregnancy induced hypertension | 16.5% | 25.2% | 23.4% | na |
 Gestational diabetes | na | 5.8% | 7.0% | na |
Fetal Outcomes | ||||
 Pre-term delivery | na | 46.4% | 47.4% | na |
 Mean gestation time (weeks) | 35.5 | 35.5 | 34.6 | na |
 Birth weight (grams) | 2460.0 | 2607.7 | 2456.9 | na |
Graft Outcomes | ||||
 Acute rejection | 3.8% | 3.3% | 5.8% | na |
 Graft loss | na | 12.1% | 10.4% | 27.3% |