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Table 3 Correlations between the total MDI score and single items and amount of variance in the MDI score explained by each item

From: Brief screening questions for depression in chiropractic patients with low back pain: identification of potentially useful questions and test of their predictive capacity

 

Spearman’s rho

R-squared

Item 1

.66

.56

Item 2

.72

.59

Item 3

.77

.62

Item 4

.63

.56

Item 5

.61

.48

Item 6

.34

.25

Item 7

.59

.42

Item 8

.74

.56

Item 9

.62

.35

Item 10

.56

.36

  1. All correlations and regression models were statistically significant (p < .001).
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Chiropractic & Manual Therapies

ISSN: 2045-709X