Table 3.

Validity measures using weighted kappa statistic κ and Spearman correlation coefficient r.

App	R1-Expert		R2-Expert		R3-Expert		Average
	κ (P value)	r (P value)	κ (P value)	r (P value)	κ (P value)	r (P value)	κ	r
7 Minute Workout	.94 (<.001)	.74 (.005)	.84 (.002)	.58 (.04)	.94 (<.001)	.74 (.008)	.91	.69
Body Space .81 (<.001)	.81 (<.001)	.67 (.005)	.84 (<.001)	.78 (<.001)	.77 (<.001)	.75	.81
FitStar	.68 (.003)	.75 (<.001)	.83 (<.001)	.79 (<.001)	.68 (.001)	.75 (<.001)	.73	.76
JEFIT	.98 (<.001)	.99 (<.001)	.91 (<.001)	.94 (<.001)	.88 (<.001)	.88 (<.001)	.92	.94
Sworkit	.78 (.001)	.69 (<.001)	.86 (<.001)	.82 (<.001)	.72 (.001)	.76 (<.001)	.79	.76