Table 5.

Associations of smart healthcare products with the product, SUS, and uMARS scores (n = 46)

Variable	N	%	Product scores		SUS scores		uMARS scores
			$\overline{x}$ ± s	t/F，P	$\overline{x}$ ± s	t/F，P	$\overline{x}$ ± s	t/F，P
Information Sources
Online media	8	17.2	4.04 ± 0.55	F = 3.007	80.00 ± 14.90	F = 9.383	21.40 ± 2.88	F = 4.113
Medical staff	20	43.5	4.40 ± 0.68	P = 0.041	85.25 ± 6.73	P < 0.001	23.30 ± 3.32	P = 0.012
Friends	18	39.1	3.61 ± 1.13		82.50 ± 13.96		18.83 ± 4.79
Recommend intention
Highly	38	82.6	4.34 ± 0.67	t = −6.559	84.21 ± 9.08	t = −1.126	22.13 ± 3.21	t = −3.325
General	8	17.4	2.63 ± 0.69	P < 0.001	79.38 ± 18.16	P = 0.266	17.13 ± 6.31	P = 0.002
Product quality
Good	39	84.8	4.18 ± 0.78	F = 3.007	85.19 ± 8.69	F = 0.703	21.95 ± 3.42	F = 5.649
Average	7	15.2	3.33 ± 1.51	P = 0.060	74.17 ± 18.75	P = 0.501	16.33 ± 6.47	P = 0.007
Cost performance
High	29	63.0	4.22 ± 0.82	t = −1.749	83.53 ± 9.58	t = −0.131	23.28 ± 2.52	t = −5.262
Low	17	37.0	3.74 ± 1.06	P = 0.087	83.09 ± 13.56	P = 0.897	17.82 ± 4.53	P < 0.001
Product price (RMB)
0–1000	34	73.9	3.91 ± 0.95	t = 1.636	75.36 ± 10.76	t = 1.954	20.29 ± 4.46	t = 2.761
≥ 1000	12	26.1	4.42 ± 0.79	P = 0.109	81.87 ± 6.75	P = 0.057	24.00 ± 2.00	P < 0.001
Product functions
Monitoring	32	69.6	3.94 ± 1.01	F = 0.607	75.55 ± 11.34	F = 0.794	20.41 ± 4.51	F = 2.358
Behavior management	4	8.7	4.00 ± 0.816	P = 0.614	79.17 ± 11.81	P = 0.254	21.75 ± 4.92	P = 0.085
Synthesis	10	21.7	4.40 ± 0.69		80.75 ± 4.57		23.80 ± 1.93

$\overline{x}$ ± s: Mean ± standard deviation, SUS System usability scale, uMARS User version of the mobile application rating scale