Table 2.

Accelerometer-Measured Physical Activity Level among TD Adolescents and Adolescents with ASD

	Daily Weighted Average				Weekdays				Weekend days
	TD Mea n (n=5 5)	ASD Mea n (n=2 9)	Mean Difference (95%CI)	p- val ue	TD Mea n (n=5 5)	ASD Mea n (n=2 9)	Mean Difference (95%CI)	p- val ue	TD Mean (n=5 5)	ASD Mean (n=29)	Mean Difference (95%CI)	p- val ue
Total Activity Counts
Overalla	243, 368	174, 359	69,009 (17,880 to 120,138)	0.009	259, 690	187, 748	71,941 (17,674 to 126,209)	0.01	202,563	140,886	61,678 (2,935 to 120,420)	0.04
<16 yearsb	248, 992	159, 266	89,727 (27,060 to 152,393)	0.006	262, 119	174, 751	87,368 (21,452 to 153,284)	0.01	216,176	120,553	95,623 (20,243 to 171,002)	0.01
≥16 yearsc	225, 940	197, 512	28,429 (−67,661 to 124,518)	0.55	248, 158	210, 651	37,507 (−67,009 to 142,023)	0.47	170,396	164,663	5,733 (−95,782 to 107,248)	0.91
Time in MVPA (min)
Overalla	50.0	29.1	20.9 (8.6 to 33.1)	0.001	54.6	33.5	21.1 (7.8 to 34.4)	0.002	38.4	18.1	20.3 (6.6 to 33.9)	0.004
<16 yearsb	51.1	25.6	25.5 (10.5 to 40.4)	0.001	55.2	31.0	24.2 (8.2 to 40.2)	0.004	40.9	12.2	28.7 (11.2 to 46.2)	0.002
≥16 yearsc	46.3	34.7	11.5 (−11.5 to 34.6)	0.31	51.8	38.5	13.3 (−12.7 to 39.2)	0.30	32.5	25.3	7.2 (−16.5 to 30.8)	0.54

^*Overall models adjusted for age and sex; age-stratified model adjusted for sex

^an=55 TD, 29 ASD

^bn=39 TD, 16 ASD

^cn=16 TD, 13 ASD