Table 1.

Rate of positive attitude by gender

	Men		Women		All		Gender difference test
	Rate	N	Rate	N	Rate	N	${\chi }^2/F^{(\mathrm{a})}$	p value
Tablet	0.55	1113	0.47	1506	0.51	2619	19.61/11.81	0.00
Smartphone	0.63	1159	0.53	1588	0.58	2747	23.14/14.77	0.00
Social networks	0.31	1129	0.27	1552	0.29	2681	3.62/1.90	0.17
Voice-controlled PC	0.34	1073	0.26	1464	0.30	2537	21.26/11.55	0.00
Tracking system	0.59	1093	0.61	1518	0.60	2611	0.62/0.39	0.53
Auto fall alert	0.58	1091	0.65	1568	0.62	2659	13.22/8.20	0.00
Personal alarm	0.66	1109	0.72	1600	0.69	2709	10.25/6.50	0.01
Auto cooker control	0.45	1047	0.58	1501	0.52	2548	42.35/25.84	0.00

^aTest statistics: uncorrected Chi-squared and design-based F