Table 5.

Results from hypothesis test.

Hypothesis, test		P value	95% CI
All categories versus standard SUSa distribution
	1-sample, 2-tailed t test	<.001	73.87-79.41
	Wilcoxon signed rank test with continuity correction	<.001	74.50-80.00
All categories excluding physical activity apps versus standard SUS distribution
	1-sample, 2-tailed t test	.98	64.10-72.00
	Wilcoxon signed rank test with continuity correction	.86	64.30-72.60
Physical activity apps only versus standard SUS distribution
	1-sample, 2-tailed t test	<.001	80.23-86.33
	Wilcoxon signed rank test with continuity correction	<.001	80.50-87.50

^aSUS: System Usability Scale.