Results of a sector-wide quality improvement initiative for substance-abuse care: an uncontrolled before-after study in Catalonia, Spain

Table 4 Global results - baseline and follow up assessment

Domain	Mean compliance at baseline assessment	Mean compliance at follow up evaluation	Improvement in compliance (%; 95% confidence interval)	P-value for difference in compliance*	Statistic
Overall compliance ¹	60.9%	79.1%	29.9% (22.4%; 37.3%)	< 0.001	F_1,12 = 47.40
By dimension
Care pathway²	66.5%	83.5%	25.6% (15.0%; 36.1%)	0.002	Chi²₁= 9.8
Relations and user rights¹	66.5%	72.5%	9.0% (-5.9%; 23.9%)	0.124	F_1,21= 2.57
Organization and management²	50.5%	77.2%	52.9% (37.8%; 67.9%)	< 0.001	Chi²₁= 11.64
Environment and infrastructure³	81.8%	95.5%	13.63% (-0.7%; 28.0%)⁴	0.16 (0.002)⁵	T Wald = -2.97

¹ANOVA ONE-WAY for repeated measures
² Friedman Test
³ Logistic regression with dependent variable 'improvement in compliance'
⁴ Hospitals that improved: % (95% CI)
⁵ Odds-ratio (hospitals improved/hospitals did not improve: the probability to improve is significantly lower than 1 (0.136) at p-value 0.002.

ISSN: 1747-597X