Table 6 Psychometric testing of the KC observation instrument: results to scale descriptives, internal consistency, inter-rater reliability and agreement
Scale descriptives n (%)a | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Domains and items of the instrument | poor | fair | good | very good | Cronbach’s α for subscale | Item-total correlation for subscale b | ICC | 95% CI | Agreement |
KC observation instrument | 0.97 | 0.73 | 0.50–0.86 | 53.6% | |||||
A Subscale Interaction | 0.90 | ||||||||
A1 Communication | 1 (3) | 15 (38) | 19 (48) | 5 (13) | 0.781 | 0.70 | 0.43–0.84 | 52.5% | |
A2 Mutual guiding | 2 (5) | 16 (40) | 18 (45) | 4 (10) | 0.761 | 0.59 | 0.24–0.79 | 47.5% | |
A3 Time, space & effort | 2 (5) | 12 (30) | 21 (53) | 5 (13) | 0.847 | 0.59 | 0.23–0.78 | 47.5% | |
B Subscale Movement support of the person | 0.93 | ||||||||
B1 Use of persons’ movement possibilities | 1 (5) | 20 (50) | 14 (35) | 4 (10) | 0.890 | 0.74 | 0.50–0.86 | 57.5% | |
B2 Move body parts individually | 2 (5) | 20 (50) | 14 (35) | 4 (10) | 0.784 | 0.56 | 0.18–0.77 | 50% | |
B3 Weight shift in direction of bone structure | 1 (3) | 19 (48) | 16 (40) | 4 (10) | 0.803 | 0.72 | 0.47–0.85 | 50% | |
B4 Weight control with limbs | 2 (5) | 22 (55) | 12 (30) | 4 (10) | 0.782 | 0.54 | 0.13–0.75 | 45% | |
B5 Weight shift using a supportive surface | 1 (3) | 15 (38) | 19 (48) | 5 (13) | 0.828 | 0.75 | 0.53–0.87 | 60% | |
C Subscale Nurses’ movement | 0.94 | ||||||||
C1 Use of own movement possibilities | 0 | 16 (40) | 17 (43) | 7 (18) | 0.838 | 0.74 | 0.52–0.86 | 67.5% | |
C2 Adaptation of effort | 0 | 9 (23) | 25 (63) | 6 (15) | 0.897 | 0.62 | 0.28–0.80 | 55% | |
C3 Weight shift onto bone structure | 0 | 11 (28) | 24 (60) | 5 (13) | 0.904 | 0.61 | 0.26–0.79 | 57.5% | |
D Item Environment | |||||||||
D1 Adjustment of environment | 0 | 18 (45) | 17 (43) | 5 (13) | 0.69 | 0.42–0.84 | 55% | ||