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Table 2 Missingness, means (SD) and content validity index scores for C-HiP Index items

From: Validation and psychometric properties of the commitment to hip protectors (C-HiP) index in long-term care providers of British Columbia, Canada: a cross-sectional survey

Item Missingness Meana SD Content validity index
No. % Clarity Relevance
Affective commitment subscale
AFF01 I believe in the value of hip protectors. 2 0.4 4.18 0.88 0.91 1.00
AFF02 Hip protectors are necessary. 6 1.1 4.11 0.93 1.00 0.91
AFF03 Hip protectors are needed. 10 1.9 4.16 0.92 0.91 1.00
AFF04 Hip protectors serve an important purpose. 2 0.4 4.20 0.89 1.00 1.00
Cognitive commitment subscale
COG01 I believe in the effectiveness of hip protectors. 3 0.6 4.16 0.91 0.91 1.00
COG02 I am convinced that, when worn, hip protectors help to protect my residents from injury. 1 0.2 4.17 0.92 1.00 1.00
COG03 I think that hip protectors work. 2 0.4 4.12 0.91 1.00 1.00
COG04 I think that hip protectors are useful. 3 0.6 4.16 0.87 0.91 1.00
COG05 I am convinced that, when worn, hip protectors reduce risk for injury from falls. 0 0 4.17 0.98 1.00 1.00
COG06 I doubt the effectiveness of hip protectors. 7 1.3 2.29 1.19 0.36 0.36
Behavioural commitment subscale
BEH01 I am always willing to work with hip protectors. 5 0.9 4.28 0.77 0.91 1.00
BEH02 I try to remain positive about hip protectors, even under challenging circumstances. 1 0.2 4.21 0.74 0.91 0.91
BEH03 When it comes to hip protectors, I am willing to accept changes in the roles and responsibilities of my job. 14 2.6 4.11 0.82 0.55 0.73
BEH04 I am willing to put in a great deal of effort, above and beyond what is normally expected, to work with hip protectors. 5 0.9 3.98 0.84 0.73 0.82
BEH05 I am willing to adjust the way I do my job, as required to use hip protectors. 4 0.8 4.13 0.80 0.91 0.91
  1. aExpectation-Maximization (EM) imputed means; responses ranged from 1 (strongly disagree) to 5 (strongly agree)