Table 4.

Statistics for treadmill locomotion timing parameters.

Parameter	Treadmill speed (cm/s)	Control mean	Control SD	Hb9-vGluT2OFF mean	Hb9-vGluT2OFF SD	F (DFn, DFd) speed	F (DFn, DFd) genotype	F (DFn, DFd) interaction	P value speed	P value genotype	P value interaction
Stride length average (mm)						F (3, 52) = 130.7	F (1, 21) = 0.01024	F (3, 52) = 0.7065	< 0.0001	0.9204	0.5525
	15	44.79	4.12	44.99	3.81
	20	49.12	4.61	48.69	4.98
	27	55.50	4.54	55.11	4.26
	30	57.23	5.84	58.01	2.36
Stride length variability						F (3, 52) = 20.27	F (1, 21) = 0.5751	F (3, 52) = 2.626	< 0.0001	0.4567	0.0601
	15	0.21	0.04	0.20	0.04
	20	0.15	0.03	0.18	0.07
	27	0.12	0.03	0.15	0.04
	30	0.14	0.04	0.13	0.04
Cycle duration average (ms)						F (3, 52) = 182.4	F (1, 21) = 0.09977	F (3, 52) = 1.081	< 0.0001	0.7552	0.3655
	15	294.87	20.79	297.98	29.64
	20	257.04	25.87	248.73	24.04
	27	220.39	20.30	215.98	19.45
	30	205.34	22.49	209.13	11.22
Cycle duration variability						F (3, 52) = 6.127	F (1, 21) = 0.3337	F (3, 52) = 0.6572	0.0012	0.5696	0.5821
	15	0.17	0.04	0.15	0.05
	20	0.14	0.03	0.15	0.04
	27	0.12	0.03	0.12	0.03
	30	0.13	0.06	0.11	0.03
Stance duration average (ms)						F (3, 52) = 353.8	F (1, 21) = 0.0004317	F (3, 52) = 0.7049	< 0.0001	0.9836	0.5534
	15	200.68	11.21	205.02	19.54
	20	161.32	14.96	158.74	17.74
	27	126.88	10.68	125.83	15.84
	30	115.41	9.98	119.13	8.78
Stance duration variability						F (3, 52) = 1.090	F (1, 21) = 0.3011	F (3, 52) = 2.060	0.3614	0.589	0.1168
	15	0.22	0.05	0.20	0.06
	20	0.20	0.05	0.21	0.06
	27	0.20	0.05	0.22	0.03
	30	0.18	0.02	0.20	0.05
Swing duration average (ms)						F (3, 52) = 0.8343	F (1, 21) = 0.001461	F (3, 52) = 0.7162	0.4812	0.9699	0.5468
	15	90.23	14.06	92.96	12.53
	20	91.64	19.05	89.99	10.58
	27	90.61	14.92	90.15	7.49
	30	87.16	15.34	90.00	6.57
Swing duration variability						F (3, 52) = 6.890	F (1, 21) = 0.1320	F (3, 52) = 1.647	0.0005	0.72	0.1898
	15	0.25	0.04	0.25	0.04
	20	0.22	0.04	0.25	0.07
	27	0.19	0.04	0.18	0.04
	30	0.23	0.14	0.17	0.04

Repeated measures two way ANOVA. Bold indicates significant P values. See “Methods” for details.