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Table 6 Reliability of housing first dimensions before and after elimination of items with negative item-total correlations

From: The housing first model (HFM) fidelity index: designing and testing a tool for measuring integrity of housing programs that serve active substance users

Dimension

Cronbach’s alpha

Cronbach’s alpha

(with original 29 items)

(with final 24 items)

I. Human resources (structure and composition)

0.39

0.39

II. Program boundaries

0.17

0.05

III. Flexible policies

0.66

0.67

IV. Nature of social services

0.35

0.35

V. Nature of housing and housing services

0.26

0.38

Overall

0.68

0.75