Table 3 Crude and age-adjusted prevalence of GDM and pre-existing diabetes for all years (n = 427,058) and for the most recent year of data (2009; n = 51,231), by ethnicity, Alberta, Canada
From: Diabetes in pregnancy among First Nations women in Alberta, Canada: a retrospective analysis
First Nations | Non-First Nations | Rate ratio* | P-value | |
|---|---|---|---|---|
Crude | ||||
GDM (all years) | 4.3 (4.3-4.4) | 3.8 (3.8-3.9) | 1.1 | <0.001 |
GDM (2009) | 4.9 (4.2-4.6) | 4.8 (4.6-5.0) | 1.0 | 0.861 |
Pre-existing diabetes (all years) | 1.0 (1.0-1.1) | 0.6 (0.6-0.7) | 1.7 | <0.001 |
Pre-existing diabetes (2009) | 1.1 (0.8-1.5) | 0.7 (0.6-0.8) | 1.6 | 0.006 |
Age-adjusted | ||||
GDM (all years) | 6.1 (6.0-6.1) | 3.8 (3.7-3.9) | 1.6 | <0.001 |
GDM (2009) | 6.9 (6.8-6.9) | 4.6 (4.6-4.7) | 1.5 | <0.001 |
Pre-existing diabetes (all years) | 1.5 (1.4-1.5) | 0.6 (0.6-0.6) | 2.5 | <0.001 |
Pre-existing diabetes (2009) | 1.4 (1.3-1.4) | 0.7 (0.6-0.7) | 2.0 | <0.001 |