Relationship Between the MTI Accelerometer (Actigraph) Counts and Running Speed During Continuous and Intermittent Exercise

Table 1. Mean (± SD) Actigraph outputs (counts per epoch) from the continuous and intermittent ramp exercises on each speed.

	Continuous exercise		Intermittent exercise		ANOVA
	Hip	Ankle	Hip	Ankle	placement	exercise	placement × exercise
1.1 m·s^-1	70 (19) n = 11	269 (36)^a n = 11	65 (16) n = 11	272 (19)^b n = 11	*** , F = 806.8	ns, F = 0.02	ns, F = 0.39
1.7 m·s^-1	169 (33) n = 11	337 (69)^a n = 11	174 (59) n = 11	340 (83)^b n = 11	*** , F = 62.4	ns, F = 0.02	ns, F = 0.02
2.2 m·s^-1	289 (61)^c n = 11	358 (146) n = 11	245 (51) n = 11	409 (79)^b n = 11	*** , F = 14.6	ns, F = 0.01	*, F = 4.4
2.8 m·s^-1	328 (80) n = 11	488 (172)^a n = 11	295 (37) n = 11	577 (103)^b n = 11	*** , F = 46.8	ns, F = 0.7	ns, F = 3.6
3.3 m·s^-1	363 (63) n = 11	624 (293)^a n = 11	331 (66) n = 11	749 (182)^b n = 11	*** , F = 52.9	ns, F = 0.73	ns, F = 3.7
3.9 m·s^-1	350 (65) n = 11	781 (256)^a n = 11	327 (66) n = 11	876 (244)^b n = 11	*** , F = 79.1	ns, F = 0.43	ns, F = 1.2
4.4 m·s^-1	357 (93) n = 9	808 (185)^a n = 9	320 (70) n = 11	938 (222)^b n = 11	*** , F = 139.8	ns, F = 0.13	ns, F = 1.73
5 m·s^-1	307 (71) n = 5	712 (147)^a n = 5	326 (75) n = 9	1013 (284)^b n = 9
5.6 m·s^-1			316 (85) n = 7	1131 (335)^b n = 7
6.1 m·s^-1			261 n = 1	977 n = 1

* p < 0.05*** p < 0.001, ns= no significant difference. significant difference between hip and ankle wearing during the continuous exercise. significant difference between hip and ankle wearing during the intermittent exercise. significant difference between continuous and intermittent exercises for a hip wearing. significant difference between continuous and intermittent exercises for an ankle wearing.