Table 6.

CHRT-SR₁₆ Internal Consistency and Test-Retest Reliability Between Baseline and Visit 1 for CHRT-SR₁₆

	Baseline M (SD)	Baseline Coefficient α	Baseline Coefficient ω	Time 2 M (SD)	Time 2 Coefficient α	Time 2 Coefficient ω	ICC	SEM
Total Score	22.83 (11.56)	0.893	0.894	19.30 (12.52)	0.924	0.928	0.78	5.16
Propensity	21.42 (10.46)	0.888	0.888	18.12 (11.39)	0.922	0.924	0.78	4.63
Pessimism	2.85 (2.17)	0.831	0.831	2.24 (2.00)	0.816	0.817	0.67	0.64
Helplessness	3.22 (2.30)	0.866	0.867	2.71 (2.37)	0.945	0.946	0.64	0.79
Social Support	3.27 (2.30)	0.663	0.663	2.81 (2.30)	0.756	0.756	0.72	0.69
Despair	3.64 (2.95)	0.776	0.772	2.92 (2.77)	0.767	0.778	0.74	0.96
Impulsivity	4.40 (2.21)	0.756	0.776	3.87 (2.40)	0.833	0.836	0.67	0.74
Irritability	4.04 (2.36)	0.843	0.844	3.57 (2.54)	0.900	0.902	0.66	0.83
Suicidal Thoughts	1.42 (2.18)	0.855	0.903	1.18 (1.93)	0.824	0.880	0.49	0.76

Abbreviations: CHRT-SR₁₆, 16-item Concise Health Risk Tracking Self-Report; α, Coefficient Alpha; ω, Coefficient Omega; ICC, Intraclass Correlation Coefficient; SEM, Standard Error of Measurement.