Table 1.

Results of univariate follow-up analyses regressing sleep deprivation and psychological distress

	Estimate (95% CI)	T value	P value
Debt status	−5.21 (−9.82 to −0.60)	−2.22	0.027
Age	−0.19 (−0.11 to −0.02)	−3.04	0.002
Gender	1.02 (−0.10 to 2.14)	1.79	0.073
Education	0.69 (−0.02 to 1.39)	1.92	0.056
Sleep deprivation severity	−0.19 (−0.50 to 0.11)	−1.24	0.217
Sleep duration	0.36 (−0.22 to 0.94)	1.22	0.222
Nap duration	−0.38 (−0.79 to 0.04)	−1.76	0.079
Length of service	0.84 (0.32 to 1.35)	3.16	0.002
Family-work conflict	−0.04 (−0.17 to 0.09)	−0.58	0.563
Sleep deprivation severity × family-work conflict	0.02 (0.01 to 0.03)	3.99	<0.001
Sleep deprivation severity × debt status	0.48 (0.09 to 0.86)	2.43	0.015
Debt status × family-work conflict	0.20 (0.03 to 0.38)	2.27	0.024
Sleep deprivation severity × family-work conflict × debt status	−0.01 (−0.02 to -0.00)	−2.27	0.024

The reference group of debt status is debt-free; the reference group of gender is male.

CI, confidence interval.