. 2022 Oct 26;2022:3337622. doi: 10.1155/2022/3337622

Table 1.

Clinical characteristics of the participants in this study.

Characteristics	Total^∗ (n = 88)	Groups^∗		X ²/U/T value	P value
Characteristics	Total^∗ (n = 88)	OP (n = 44)	Non-OP (n = 44)	X ²/U/T value	P value
Age (years)	77.24 ± 8.79	76.77 ± 8.14	77.7 ± 9.47	0.495^a	0.622
Male/female	44/44	25/19	19/25	1.636^b	0.201
Height (m)	1.64 ± 0.08	1.62 (1.56, 1.695)	1.68 (1.595, 1.72)	-2.329^c	0.020
Weight (kg)	62.53 ± 9.24	60.26 ± 6.92	60.81 ± 10.7	2.367^a	0.021
BMI	23.12 ± 2.41	22.84 (21.64, 24.07)	22.885 (21.795, 24.455)	-0.442^c	0.658

^∗Values are shown as median (p25 and p75), mean ± SD, or number (percentage). ^aThe data of the two groups were compared with unpaired t-test. ^bThe data of the two groups were compared with chi-square test. ^cThe data of the two groups were compared with Mann-Whitney U test.