Table 2
Associations between maternal birthplace and preterm birth by infant’s province of birth, 2000 to 2016 (N = 5,831,580)

Table 2
Associations between maternal birthplace and preterm birth by infant’s province of birth, 2000 to 2016 (N = 5,831,580)
Table summary
This table displays the results of Associations between maternal birthplace and preterm birth by infant’s province of birth. The information is grouped by Mother’s birthplace (appearing as row headers), Infant’s province of birth, Canada, British Columbia, Alberta, Saskatchewan , Manitoba, Ontario, Quebec and Atlantic Canada, calculated using PTB %, 95% LCI, 95% UCI and ARR units of measure (appearing as column headers).
Mother’s birthplace	Infant’s province of birth
	Canada			British Columbia			Alberta			Saskatchewan			Manitoba			Ontario			Quebec			Atlantic Canada
	PTB %	95% LCI	95% UCI	PTB %	95% LCI	95% UCI	PTB %	95% LCI	95% UCI	PTB %	95% LCI	95% UCI	PTB %	95% LCI	95% UCI	PTB %	95% LCI	95% UCI	PTB %	95% LCI	95% UCI	PTB %	95% LCI	95% UCI
Canada^{Table 2 Note †}	6.16	6.13	6.18	5.90	5.83	5.97	6.81	6.75	6.88	5.99	5.89	6.09	6.99	6.88	7.10	6.01	5.97	6.04	5.96	5.91	6.00	6.22	6.14	6.30
	ARR	95% LCI	95% UCI	ARR	95% LCI	95% UCI	ARR	95% LCI	95% UCI	ARR	95% LCI	95% UCI	ARR	95% LCI	95% UCI	ARR	95% LCI	95% UCI	ARR	95% LCI	95% UCI	ARR	95% LCI	95% UCI
China	0.73^Note *	0.71	0.75	0.80^Note *	0.76	0.84	0.78^Note *	0.72	0.84	0.69^Note *	0.55	0.87	0.64^Note *	0.53	0.78	0.71^Note *	0.68	0.73	0.72^Note *	0.66	0.79	0.88	0.71	1.09
Rest of Eastern Asia	0.80^Note *	0.77	0.83	0.79^Note *	0.75	0.84	0.83^Note *	0.75	0.92	0.90	0.63	1.29	0.71^Note *	0.52	0.96	0.83^Note *	0.78	0.87	0.88	0.74	1.06	0.63^Note *	0.42	0.96
India	1.03^Note *	1.01	1.05	1.00	0.95	1.04	1.14^Note *	1.09	1.20	0.91	0.74	1.11	1.00	0.89	1.12	1.03	1.00	1.06	1.24^Note *	1.11	1.40	1.14	0.86	1.51
Pakistan	1.02	0.99	1.05	0.88	0.75	1.02	1.13^Note *	1.05	1.22	1.12	0.93	1.35	0.94	0.72	1.23	1.00	0.96	1.04	1.21^Note *	1.08	1.36	0.77	0.48	1.23
Bangladesh	1.32^Note *	1.25	1.40	1.82^Note *	1.42	2.32	1.67^Note *	1.40	2.00	1.09	0.76	1.58	0.96	0.57	1.63	1.25^Note *	1.16	1.35	1.47^Note *	1.29	1.68	1.10	0.63	1.94
Rest of Southern Asia	0.96^Note *	0.93	0.99	0.89^Note *	0.81	0.99	0.89	0.80	1.00	1.23	0.86	1.76	0.80	0.60	1.07	0.99	0.96	1.03	1.07	0.97	1.17	0.64	0.40	1.01
Philippines	1.45^Note *	1.42	1.48	1.40^Note *	1.33	1.47	1.51^Note *	1.45	1.57	1.41^Note *	1.26	1.57	1.32^Note *	1.23	1.42	1.42^Note *	1.37	1.47	1.36^Note *	1.23	1.49	1.40^Note *	1.13	1.74
Viet Nam	1.06^Note *	1.02	1.10	1.11^Note *	1.02	1.21	1.14^Note *	1.05	1.24	0.83	0.58	1.19	1.00	0.79	1.25	1.01	0.96	1.06	1.10	0.98	1.24	1.51	0.95	2.39
Rest of Southeastern Asia	1.15^Note *	1.09	1.21	1.06	0.94	1.18	1.30^Note *	1.16	1.46	1.45^Note *	1.04	2.02	0.94	0.71	1.24	1.12^Note *	1.04	1.21	1.23^Note *	1.07	1.42	1.24	0.78	1.98
Western and Central Asia	0.79^Note *	0.77	0.81	0.81^Note *	0.72	0.91	0.84^Note *	0.77	0.90	0.92	0.70	1.19	0.57^Note *	0.47	0.69	0.80^Note *	0.77	0.84	0.76^Note *	0.71	0.82	0.87	0.73	1.03
Northern Africa	0.69^Note *	0.67	0.72	0.79^Note *	0.63	0.98	0.82^Note *	0.74	0.91	0.83	0.59	1.16	0.70^Note *	0.53	0.92	0.71^Note *	0.66	0.77	0.70^Note *	0.67	0.73	0.76	0.56	1.03
Sub-Saharan Africa	0.98	0.95	1.00	0.93	0.84	1.03	0.95	0.90	1.01	0.87	0.72	1.05	0.94	0.83	1.06	0.99	0.95	1.02	1.00	0.95	1.07	1.05	0.85	1.31
Caribbean	1.39^Note *	1.35	1.42	1.12	0.91	1.37	1.42^Note *	1.25	1.61	0.98	0.56	1.71	1.26	0.95	1.66	1.42^Note *	1.37	1.46	1.48^Note *	1.41	1.55	1.04	0.70	1.55
Central America	0.93^Note *	0.90	0.96	1.01	0.91	1.12	0.93	0.87	1.00	1.13	0.85	1.49	0.71^Note *	0.62	0.81	0.88^Note *	0.84	0.93	1.13^Note *	1.04	1.23	0.70	0.47	1.04
South America	1.03	1.00	1.06	0.87^Note *	0.77	0.99	0.94	0.85	1.03	0.81	0.56	1.18	0.69^Note *	0.58	0.82	1.15^Note *	1.11	1.20	0.92^Note *	0.85	0.99	0.98	0.69	1.39
United States	0.82^Note *	0.80	0.85	0.80^Note *	0.74	0.87	0.79^Note *	0.73	0.87	0.78^Note *	0.63	0.97	0.74^Note *	0.62	0.88	0.86^Note *	0.81	0.91	0.84^Note *	0.75	0.94	0.83^Note *	0.72	0.96
Eastern Europe	0.81^Note *	0.79	0.84	0.72^Note *	0.66	0.79	0.85^Note *	0.78	0.93	0.88	0.70	1.12	0.67^Note *	0.58	0.78	0.83^Note *	0.80	0.87	0.87^Note *	0.80	0.93	0.95	0.71	1.26
United Kingdom	0.91^Note *	0.88	0.95	0.88^Note *	0.81	0.96	0.93	0.84	1.02	0.63^Note *	0.44	0.92	0.59^Note *	0.45	0.78	0.97	0.92	1.03	0.69^Note *	0.54	0.88	0.81	0.64	1.02
Rest of Western Europe	0.78^Note *	0.75	0.80	0.77^Note *	0.71	0.84	0.83^Note *	0.77	0.90	0.76^Note *	0.58	0.98	0.74^Note *	0.64	0.87	0.81^Note *	0.78	0.85	0.70^Note *	0.66	0.75	0.89	0.74	1.06
Rest of the world^{Table 2 Note ‡}	1.18^Note *	1.11	1.25	1.31^Note *	1.19	1.43	1.18^Note *	1.03	1.34	0.94	0.54	1.65	0.50	0.24	1.07	1.03	0.90	1.18	0.96	0.72	1.28	1.66^Note *	1.18	2.35
Note * significantly different from reference category (p < 0.05) Return to note * referrer Note † Reference category for ARRs is mothers born in Canada Return to note † referrer Note ‡ Rest of the world includes countries and regions with less than 10 preterm birth cases, as well as countries that could not be classified into the above groupings. Return to note ‡ referrer PTB = preterm birth ARR = adjusted relative risk LCI = lower confidence interval UCI = upper confidence interval Notes: Adjusted for infant's birth year, infant's sex and mother's age (11 to 19 years, 20 to 24 years, 25 to 29 years, 30 to 34 years, 35 to 39 years and 40 to 49 years). Source: Statistics Canada, Vital Statistics–Birth Database, 2000 to 2016.

Date modified:: 2020-06-24

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Table 2
Associations between maternal birthplace and preterm birth by infant’s province of birth, 2000 to 2016 (N = 5,831,580)

Table 2 Associations between maternal birthplace and preterm birth by infant’s province of birth, 2000 to 2016 (N = 5,831,580)

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Table 2
Associations between maternal birthplace and preterm birth by infant’s province of birth, 2000 to 2016 (N = 5,831,580)