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. 2017 Sep 6;7(9):e016152. doi: 10.1136/bmjopen-2017-016152

Table 3.

Reliability indices of the HTN-SCP-M tool

Domains Mean (SD) Ceiling effect proportion (%) First assessment score, Median (IQR) Second assessment score, Median (IQR) Cronbach's alpha ICC (95% CI)
Behaviour 50.3 (10.1) 0 55 (48–58) 58 (53–64) 0.851 0.664 (0.500 to 0.783)
Motivation 65.8 (10.4) 14 (9.7) 67 (60–74) 66 (60–74) 0.928 0.655 (0.487 to 0.776)
Self-efficacy 66.4 (11.2) 22 (15.2) 67 (61–76) 67 (60–74) 0.945 0.682 (0.524 to 0.795)

Note, Each domain has 20 items