Table 4 Correlations and linear regression between the Quality Index of Services Organisation score (QISO) and relevant service-level and country-level variables

Spearman’s rho

0.327*

0.350*

-0.329*

0.220*

-0.066

Standardized ß (crude model)

0.136*

0.352*

Standardized ß (adjusted model**)

0.118*

0.348*