. 2021 May 28;18(11):5818. doi: 10.3390/ijerph18115818

Table 4.

Changes in gait performance between intervention on two intervention groups.

Classification	Between Group Change ^a	Effect Size	Time * Groups		Independent-t		NNT (n)	ARR (%)
Classification	Between Group Change ^a	Effect Size	F	p	t	p	NNT (n)	ARR (%)
Cadence (steps/min)
Experimental group	−14.67 (−19.59, −9.76)	2.23	4.458	0.044 *	−6.117	0.001 **	6	16.35
Control group	−14.67 (−19.59, −9.76)	2.23	4.458	0.044 *	−6.117	0.001 **	6	16.35
Gait speed (m/s)
Experimental group	−0.25 (−0.30, −0.19)	3.57	8.911	0.006 **	−9720	0.001 **	3	33.11
Control group	−0.25 (−0.30, −0.19)	3.57	8.911	0.006 **	−9720	0.001 **	3	33.11
Stride length (m)
Experimental group	−0.13 (−0.17, −0.10)	2.60	4.458	0.044 *	−8.052	0.001 **	7	13.57
Control group	−0.13 (−0.17, −0.10)	2.60	4.458	0.044 *	−8.052	0.001 **	7	13.57
Symmetric index (%)
Experimental group	−2.91 (−5.44, −0.38)	0.87	5.501	0.023 *	−2.381	0.026 *	28	3.51
Control group	−2.91 (−5.44, −0.38)	0.87	5.501	0.023 *	−2.381	0.026 *	28	3.51

^a Values are the mean (95% CI), * p < 0.05, ** p < 0.01. Experimental group: gait training by AAT. Control group: gait training. NNT: number needed to treat = 1/ARR. ARR: absolute risk reduction = EER (experimental event rate) − CER (control event rate).