. 2022 Apr 5;12(3):967–974. doi: 10.3233/JPD-213007

Table 4.

Mean score on functional limitations questionnaire, physical performance tests, and PD screening questionnaire stratified by number of risk factors

	Total group (n = 775)
	0/1 risk factor (n = 688)	≥2 risk factors (n = 87)	Sign. (p)
Functional limitations questionnaire (0–7 points) (n = 775) ^a	0.56 points (SD 1.22)	1.43 points (SD 2.20)	< 0.001^*
Physical performance tests (0–16 points) (n = 767) ^b	12.69 points (SD 2.18)	11.68 points (SD 2.71)	0.001^*
PD screening questionnaire (0–9 points) (n = 774) ^a	0.38 points (SD 0.85)	0.89 points (SD 1.39)	< 0.001^*

^aMann-Whitney test; ^bindependent t-test; ^*statistical significant result.