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Table 2 Individual item mean, standard deviation, and correlation with total scorea

From: Validation of the VEINES-QOL quality of life instrument in venous leg ulcers: repeatability and validity study embedded in a randomised clinical trial

Question Mean SD Correlation with total VEINES-QOL SCORE, original scoring Correlation with total VEINES-QOL SCORE, intrinsic scoring
1a 3.59 1.58 0.57 0.56
1b 2.75 1.56 0.62 0.61
1c 2.75 1.69 0.34 0.34
1d 3.88 1.28 0.47 0.45
1e 3.78 1.47 0.50 0.49
1f 3.56 1.53 0.54 0.53
1g 3.46 1.61 0.60 0.59
1h 2.84 1.60 0.41 0.41
1i 3.92 1.41 0.50 0.49
3 2.83 1.67 0.14 0.13
4a 2.12 0.70 0.24 0.25
4b 1.92 0.78 0.66 0.67
4c 1.73 0.75 0.67 0.68
4d 2.21 0.77 0.63 0.63
5a 1.46 0.50 0.65 0.68
5b 1.35 0.48 0.69 0.72
5c 1.37 0.48 0.69 0.72
5d 1.36 0.48 0.69 0.71
6 3.50 1.34 0.75 0.75
7 3.42 1.40 0.65 0.63
8a 3.70 1.91 0.54 0.53
8b 4.36 1.53 0.71 0.70
8c 4.67 1.63 0.63 0.63
8d 3.65 1.98 0.49 0.49
8e 3.71 2.12 0.44 0.44
  1. Note: For a sample of 374 observations, r is significant, P < 0.05, if r > 0.10
  2. aFor validity, all items should be correlated with the overall score