Table 6.

Odds ratios for the covariates predicting latent profile membership.

Covariate		Moderate HRQoL vs. Low HRQoL			High HRQoL vs. Low HRQoL
		OR	95%CI	P	OR	95%CI	P
Worktime
	<8	0.940	0.544–1.625	0.824	0.651	0.371–1.143	0.135
	≥8	Ref	Ref	Ref	Ref	Ref	Ref
Night shift times per week
	0	1.568	0.757–3.247	0.226	2.299	1.089–4.855	0.029
	1	1.333	0.749–2.373	0.328	1.176	0.635–2.179	0.606
	≥2	Ref	Ref	Ref	Ref	Ref	Ref
Exercise
	never	0.469	0.183–1.197	0.113	0.250	0.098–0.638	0.004
	1-2 h/week	0.610	0.235–1.582	0.309	0.400	0.155–1.032	0.058
	≥3 h/week	Ref	Ref	Ref	Ref	Ref	Ref
Personality
	Extroverted	0.854	0.452–1.614	0.627	1.183	0.620–2.258	0.610
	Introverted	0.603	0.344–1.059	0.078	0.495	0.268–0.915	0.025
	Intermediate	Ref	Ref	Ref	Ref	Ref	Ref

OR, odds ratio; CI, confidence interval. Low HRQoL as a refer.