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Table 3 DASS factor analysis results: 2-factor solution

From: A new instrument for measuring anticoagulation-related quality of life: development and preliminary validation

Item Loading: Negative Loading: Positive Communality New alpha Item-total
1a 0.72 -0.16 0.54 0.91 0.66
1b 0.68 -0.14 0.48 0.91 0.63
1c 0.41 -0.15 0.19 0.92 0.37
1d 0.63 -0.29 0.48 0.91 0.56
1e 0.79 -0.20 0.66 0.91 0.72
2a 0.62 -0.21 0.43 0.91 0.56
2b 0.26 -0.09 0.07 0.92 0.24
2c 0.49 -0.11 0.26 0.91 0.46
2d 0.82 -0.11 0.68 0.91 0.77
4d 0.67 0.01 0.46 0.91 0.63
3a 0.79 0.02 0.62 0.91 0.74
3b 0.70 0.15 0.52 0.91 0.61
3c 0.59 0.21 0.39 0.91 0.53
3d 0.69 0.11 0.49 0.91 0.64
3e 0.67 0.20 0.48 0.91 0.61
3f 0.51 0.11 0.26 0.91 0.45
3g 0.69 0.20 0.53 0.91 0.64
4g 0.66 0.13 0.45 0.91 0.61
4i 0.54 0.23 0.34 0.91 0.47
3h -0.10 0.41 0.17 0.80 0.33
4a -0.01 0.66 0.43 0.74 0.57
4b 0.08 0.79 0.63 0.71 0.70
p4f -0.24 0.57 0.38 0.78 0.42
4h 0.25 0.79 0.69 0.73 0.62
4j 0.03 0.74 0.55 0.74 0.58
  1. The elements are rotated factor loadings (columns 2–3), communalities (column 4), Cronbach's alpha coefficient with the item in question deleted, calculated using standardized variables (column 5), and the item-total correlation, calculated using standardized variables (column 6).