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. 2021 Mar 25;21:274. doi: 10.1186/s12913-021-06276-9

Table 2.

Results of convergent and discriminant validity, and internal reliability (n = 206)

Scale Number of items Convergent validity Discriminant validity Internal reliabilityb
Item-scale correlations item-other scale correlations Success/total Scaling Successa (%)
First contact (regular access) 5 0.59–0.78 0.04–0.57 45/45 100 0.71
First contact (urgent access) 3 0.78–0.82 −0.33 - 0.22 27/27 100 0.75
Longitudinality 15 0.47–0.80 −0.09 - 0.67 121/135 89.6 0.91
Coordination 6 0.88–0.92 −0.10 - 0.51 54/54 100 0.95
Comprehensiveness (variety of care) 15 0.55–0.77 −0.08 - 0.62 134/135 99.3 0.93
Comprehensiveness (risk prevention) 7 0.65–0.84 0.02–0.56 63/63 100 0.91
Comprehensiveness (health promotion) 5 0.59–0.75 −0.07 - 0.54 45/45 100 0.76
Family centeredness 2 0.92–0.94 - 0.14 - 0.66 18/18 100 0.82
Community orientation 2 0.89–0.90 0.06–0.41 18/18 100 0.75
Total 60 NA NA NA NA 0.95

aA scaling success rate was calculated as follows: a denominator is the total number of item-scale correlations tested, and a numerator is the number of those correlations for which the items in the scale correlate substantially greater with their own scale than with other scales.

bCronbach’s alpha

NA: Not applicable