Comparison 5. Post‐hoc sensitivity analyses.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 EDU: CPAP Device Usage (hours/night), original EDU study classification	8	1095	Mean Difference (IV, Fixed, 95% CI)	0.48 [0.21, 0.76]
2 SUP: CPAP Device Usage (hours/night), original SUP study classification	14	1534	Mean Difference (IV, Fixed, 95% CI)	0.58 [0.36, 0.81]
3 BEH: CPAP Device Usage (hours/night), original BEH study classification	9	625	Mean Difference (IV, Fixed, 95% CI)	1.47 [1.12, 1.83]
4 EDU: CPAP Device Usage (hours/night), exclude HIGH 'Risk of bias' studies	4	642	Mean Difference (IV, Random, 95% CI)	0.98 [0.07, 1.89]
5 SUP: CPAP Device Usage (hours/night), exclude HIGH 'Risk of bias' studies	5	728	Mean Difference (IV, Fixed, 95% CI)	0.75 [0.42, 1.09]
6 BEH: CPAP Device Usage (hours/night), exclude HIGH 'Risk of bias' studies	4	340	Mean Difference (IV, Fixed, 95% CI)	1.05 [0.57, 1.53]
7 MIX: CPAP Device Usage (hours/night), exclude HIGH 'Risk of bias' studies	5		Mean Difference (IV, Random, 95% CI)	Totals not selected