. 2019 Apr 3;90(7):774–782. doi: 10.1136/jnnp-2018-319448

Table 4.

Chair stand test (CST) at 6 and 12 months

			PDSAFE (n=238)	Control (n=236)	P value*
Baseline among participants with 6-month assessment	Unable of those with a CST assessment		29/188 (15%)	35/213 (16%)	0.041 (n=401)
Baseline among participants with 6-month assessment	CST (s) among those able	Median IQR	14 11–18 (n=159)	14 11–18 (n=178)
6-month assessment	Unable of those with a CST assessment		27/188 (14%)	47/213 (22%)
6-month assessment	CST (s) among those able	Median IQR	12 10–15 (n=161)	13 10–16 (n=166)
Baseline among participants with 12-month assessment	Unable of those with a CST assessment		15/119 (13%)	21/134 (16%)	0.163 (n=253)
Baseline among participants with 12-month assessment	CST (s) among those able	Median IQR	14 11–17 (n=104)	14 12–18 (n=113)
12-month assessment	Unable of those with a CST assessment		23/119 (19%)	38/134 (28%)
12-month assessment	CST (s) among those able	Median IQR	12 9–14 (n=96)	13 11–15 (n=96)

*Mann-Whitney U test incorporating participants unable to perform test and times from participants able to perform test.