Table 2.
Prevalence of diabetes in the subsequent pregnancy
| Variable | Overall cohort | Interdelivery interval < 18 months | Interdelivery interval 18–60 months | Interdelivery interval > 60 months | p-Valuea |
|---|---|---|---|---|---|
| Overall cohort | |||||
| No diabetes | 11,763 (95.9)b | 1,397 (95.9) | 9,877 (96.2) | 489 (91.7) | < 0.001 |
| Diet-controlled gestational diabetes | 314 (2.6) | 42 (2.9) | 253 (2.5) | 19 (3.6) | |
| Medication-requiring gestational diabetes | 159 (1.3) | 13 (0.9) | 128 (1.3) | 18 (3.4) | |
| Pregestational diabetes | 27 (0.2) | 5 (0.3) | 15 (0.2) | 7 (1.3) | |
| N | 12,263 | 1,457 | 10,273 | 533 | |
| Women with gestational diabetes in the index pregnancy | |||||
| No diabetes | 183 (46.6) | 34 (52.3) | 145 (46.9) | 4 (21.1) | < 0.001 |
| Diet-controlled gestational diabetes | 100 (25.5) | 17 (26.2) | 79 (25.6) | 4 (21.1) | |
| Medication-requiring gestational diabetes | 92 (23.4) | 10 (15.4) | 76 (24.6) | 6 (31.6) | |
| Pregestational diabetes | 18 (4.6) | 4 (6.2) | 9 (2.9) | 5 (26.3) | |
| N | 393 | 65 | 309 | 19 | |
a
The p-value for chi-square tests.
b
Data are presented as N (%).