Prevalence and correlates of psychological distress symptoms among patients with substance use disorders in drug rehabilitation centers in urban Nepal: a cross-sectional study

Table 3 A hierarchical multiple regression analysis of determinants of K6-scores: contributions of each variable block to changes in R²

Determinants		R²	Δ R²	F	df	ΔF	Sig ΔF
Block 1	Socio-demographics	0.134	0.134	6.788	4,175	6.788	p < 0.001
Block 2	Behavioral	0.175	0.041	8.587	5,174	7.383	0.004
Block 3	Psychosocial	0.262	0.087	10.148	7,172	8.728	p < 0.001

Note: R², F and df describe the overall regression equation after each block has been entered into the model. ΔR², ΔF, and significance ΔF describe the contributions of each individual block

ISSN: 1471-244X