Table 1. Ethnicity of infants in preterm cohort A and matched control term infants.

Ethnicity, n (%)	Preterm cohort A (n = 269)	Term-born (n = 201)	95%CI for difference (%)†	Combined heterogenous/rare homozygous genotypes, n (%; 95%CI)*
Asian/Oriental	27 (10)	34 (17)	−13 to −0.5	NF
Black/African	6 (2.2)	4 (2.0)	−2.4 to 2.9	2 (20; 3 to 56)
Caucasian/European	176 (65)	145 (72)	−15 to 1.7	32 (10; 6.9 to 13)
First Nations	34 (13)	2 (1.0)	7.5 to 16	3 (10; 2 to 23)
Indian/Pakistani	10 (3.7)	8 (4.0)	−3.8 to 3.4	3 (20; 4 to 41)
Latin American	3 (1.1)	5 (2.5)	−3.8 to 1.1	NF
Middle Eastern	5 (1.9)	3 (1.5)	−2.0 to 2.7	NF
undeclared	8 (3.0)	0	1.0 to 5.0	1 (13; 0 to 53)

^†Differences considered statistically significant are underlined.

^*Combined heterogenous/rare homozygous genotype includes both preterm and infants born at term. NF  =  none found. The term “First Nations” refers to Canadian Indigenous Nations as defined by the Government of Canada.