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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

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
Table summary
This table displays the results of 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) Maternal education, Maternal economic family income adequacy quintile, Less than secondary graduation, Secondary graduation, Postsecondary diploma or certificate, 1st (lowest) , 2nd , 3rd , 4th , Risk ratio and 95% confidence interval, calculated using from and to units of measure (appearing as column headers).
	Less than secondary graduation			Secondary graduation			Postsecondary diploma or certificate			1st (lowest)			2nd			3rd			4th
	Maternal education^{Table 2 Note †}									Maternal economic family income adequacy quintile^{Table 2 Note ‡}
	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
	Risk ratio	from	to	Risk ratio	from	to	Risk ratio	from	to	Risk ratio	from	to	Risk ratio	from	to	Risk ratio	from	to	Risk ratio	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
Note † university degree is reference group Return to note † referrer Note ‡ 5th (highest) income adequacy quintile is reference group Return to note ‡ referrer Note § adjusted for child sex, child birth year, region of birth, age group of mother, maternal ethnicity (3-category), birth order, marital status, and either highest level of maternal education or income adequacy quintile Return to note § referrer Note †† adjusted for child sex, child birth year, region of birth, age group of mother, maternal ethnicity (3-category), birth order, marital status, and both highest level of maternal education and income adequacy quintile Return to note †† referrer Source: 2006 Canadian Birth-Census Cohort database.

Date modified:: 2017-11-15