. 2017 Nov 14;12(11):e0188165. doi: 10.1371/journal.pone.0188165

Table 2. STS, speed, and balance scores and TUG time according to 10-year age group.

Age group (years)	STS score [(ms)^-1]	Speed score (s^-1)	Balance score (m^-1)	TUG time (s)
20–29	43.1 ± 12.7 ^e^,^f^,^g	10.1 ± 3.5 ^f^,^g	4.5 ± 1.0 ^c^,^d^,^e^,^f^,^g	5.3 ± 0.5 ^d^,^f^,^g
30–39	43.7 ± 11.0 ^d^,^e^,^f^,^g	10.7 ± 2.8 ^f^,^g	4.2 ± 1.1 ^d^,^e^,^f^,^g	5.0 ± 0.7 ^f^,^g
40–49	39.4 ± 9.7 ^e^,^f^,^g	10.6 ± 2.6 ^f^,^g	3.8 ± 0.9 ^a^,^g	5.0 ± 0.6 ^f^,^g
50–59	38.5 ± 9.6 ^b^,^f^,^g	10.9 ± 2.7 ^e^,^f^,^g	3.7 ± 1.0 ^a^,^b	4.9 ± 0.7 ^a^,^f^,^g
60–69	33.1 ± 11.0 ^a^,^b^,^c^,^g	9.2 ± 2.6 ^d^,^g	3.7 ± 0.9 ^a^,^b	5.1 ± 0.8 ^f^,^g
70–79	29.5 ± 7.9 ^a^,^b^,^c^,^d^,^g	8.5 ± 1.9 ^a^,^b^,^c^,^d^,^g	3.5 ± 0.7 ^a^,^b	6.5 ± 1.3 ^a^,^b^,^c^,^d^,^e^,^g
80–89	23.1 ± 8.6 ^a^,^b^,^c^,^d^,^e^,^f	6.9 ± 2.2 ^a^,^b^,^c^,^d^,^e^,^f	3.4 ± 0.7 ^a^,^b^,^c	7.6 ± 1.4 ^a^,^b^,^c^,^d^,^e^,^f
Total	37.0 ± 12.2	9.8 ± 3.0	3.9 ± 1.0	5.5 ± 1.2

Values are presented as mean ± standard deviation. Higher values for STS, speed, and balance scores indicate better motor performance. Shorter TUG time indicates better performance.

^aSignificant difference (p <0.05) from values of the 20s age group.

^bSignificant difference (p <0.05) from values of the 30s age group.

^cSignificant difference (p <0.05) from values of the 40s age group.

^dSignificant difference (p <0.05) from values of the 50s age group.

^eSignificant difference (p <0.05) from values of the 60s age group.

^fSignificant difference (p <0.05) from values of the 70s age group.

^gSignificant difference (p <0.05) from values of the 80s age group.