Table 2
Crude and adjusted risk ratios of association between maternal education level and economic family income adequacy quintile and small-for-gestational-age (SGA) birth and preterm birth (PTB), singleton live births, Canada, 2004 through 2006
Maternal educationTable 2 Note † | Maternal economic family income adequacy quintileTable 2 Note ‡ | ||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Less than secondary graduation | Secondary graduation | Postsecondary diploma or certificate | 1st (lowest) | 2nd | 3rd | 4th | |||||||||||||||
Risk ratio | 95% confidence interval | Risk ratio | 95% confidence interval | Risk ratio | 95% confidence interval | Risk ratio | 95% confidence interval | Risk ratio | 95% confidence interval | Risk ratio | 95% confidence interval | Risk ratio | 95% confidence interval | ||||||||
from | to | from | to | from | to | from | to | from | to | from | to | from | to | ||||||||
SGA birth | |||||||||||||||||||||
Crude | 1.41 | 1.33 | 1.51 | 1.17 | 1.10 | 1.24 | 1.06 | 1.00 | 1.12 | 1.42 | 1.34 | 1.52 | 1.27 | 1.19 | 1.35 | 1.14 | 1.06 | 1.22 | 1.09 | 1.02 | 1.17 |
Adjusted model 1 Table 2 Note § | 1.55 | 1.45 | 1.67 | 1.22 | 1.14 | 1.29 | 1.13 | 1.06 | 1.19 | 1.31 | 1.22 | 1.41 | 1.25 | 1.17 | 1.34 | 1.16 | 1.08 | 1.23 | 1.12 | 1.04 | 1.20 |
Adjusted model 2 Table 2 Note †† | 1.48 | 1.37 | 1.59 | 1.17 | 1.10 | 1.25 | 1.10 | 1.04 | 1.16 | 1.22 | 1.13 | 1.31 | 1.18 | 1.11 | 1.27 | 1.11 | 1.04 | 1.19 | 1.09 | 1.02 | 1.17 |
PTB | |||||||||||||||||||||
Crude | 1.37 | 1.27 | 1.48 | 1.18 | 1.10 | 1.27 | 1.15 | 1.08 | 1.23 | 1.12 | 1.05 | 1.21 | 1.01 | 0.93 | 1.08 | 0.99 | 0.91 | 1.06 | 0.96 | 0.89 | 1.03 |
Adjusted model 1 Table 2 Note § | 1.40 | 1.28 | 1.52 | 1.24 | 1.15 | 1.33 | 1.20 | 1.13 | 1.28 | 1.08 | 0.99 | 1.17 | 1.03 | 0.96 | 1.11 | 1.03 | 0.95 | 1.11 | 0.99 | 0.92 | 1.07 |
Adjusted model 2 Table 2 Note †† | 1.40 | 1.28 | 1.53 | 1.24 | 1.15 | 1.34 | 1.21 | 1.13 | 1.29 | 1.00 | 0.92 | 1.09 | 0.97 | 0.90 | 1.04 | 0.97 | 0.90 | 1.05 | 0.96 | 0.89 | 1.03 |
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