. 2020 Jun 15;16(6):847–854. doi: 10.5664/jcsm.8342

Table 1.

Descriptive differences by SES and ethnicity.

	Low-SES Schools		High-SES Schools		Statistical Test Results
	Māori (n = 18)	NZE (n = 17)	Māori (n = 18)	NZE (n = 17)	Statistical Test Results
Age, mean ± SD, years	8.84 ± 0.87	8.63 ± 0.85	8.49 ± 0.74	8.56 ± 0.65	NS, F(3,66) = 0.653, P = .584
Sex, % female	55.6	41.2	50.0	35.3	NS, χ² = 1.721, P = .632
Week of data collection (3–9)	5.94 ± 1.83	5.53 ± 2.04	5.72 ± 1.78	5.94 ± 2.36	NS, F(3,66) = 0.170, P = .916
Household income NZ dollars (median range)	$22,800–$32,099	$22,800–$32,099	$100,000–$123,299	$82,500–$99,999	F(3,66) = 17.220, P < .0005
Household income NZ dollars (median range)	$22,800–$32,099	$22,800–$32,099	$100,000–$123,299	$82,500–$99,999	Bonferroni, differences by low and high SES, not by ethnic group
Parent education, % completed high school	38.9	41.2	77.8	82.8	High vs low SES, χ² = 13.566, P < .0005; Māori vs NZE, χ² = 0.30, P = .584
Crowding index, % crowded	55.6	47.1	5.6	5.9	High vs low SES, χ² = 17.920, P < .0005; Māori vs NZE, χ² = 0.143, P = .705

NZE = New Zealand European; SES = socioeconomic status.