Analysis of online antenatal education class use via a mobile terminal app during the COVID-19 pandemic

Table 1 Study of pregnant women by age group and region in 2019 and 2020

	2019					2020
	total n	Participate in online learning		χ²	p	total n	Participate in online learning		χ²	p
Pregnancy	124,273	29,225 (23.5)				105,521	36,379(34.5)		1857.533	0
Maternal age^a
< 18 years old	132	34 (25.8)	< 18vs18-34	0.157	0.692	115	40 (34.8)	< 18vs18-34	0.044	0.834
18–34 years old	106,829	25,938 (24.3)	18-34vs ≥ 35	249.616	0	89,673	32,029 (35.7)	18-34vs > 35	410.435	0
≥ 35 years old	17,312	3253 (18.8)	< 18vs ≥ 35	4.158	0.041	15,733	4310 (27.4)	< 18vs > 35	3.129	0.077
Place of residence
Urban	42,641	15,826 (37.1)		6673.187	0	34,907	15,564 (44.5)		2360.87	0
Rural	81,632	13,399 (16.4)				70,614	20,815 (29.5)

^aPairwise comparisons between age groups were made three times in total. According to the Bonferroni correction method, The differences between groups compared is statistically significant at the 0.017 level(0.05/3 = 0.017)

ISSN: 1471-2393