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Table 1 Item measures and fit statistics for the items

From: Comparison and concordance of health-related quality of life tests among substance users

WHOQOL-BREF INFIT OUTFIT   DUQOL INFIT OUTFIT   HRQoLDA INFIT OUTFIT  
  ME SE MNSQ ZEMP MNSQ ZEMP R   ME SE MNSQ ZEMP MNSQ ZEMP R   ME SE MNSQ ZEMP MNSQ ZEMP R
1 .11 .09 .70 −1.0 .68 −1.1 .73 1 .03 .05 1.11 .4 1.16 .6 .49 1 .42 .08 1.10 .3 1.04 .1 .63
2 .31 .09 .69 −1.0 .75 −.8 .65 2 .30 .05 1.60 2.1 1.76 2.5 .27 2 .81 .09 1.05 .2 1.07 .2 .63
3 −.41 .09 1.68 1.6 1.75 1.8 .38 3 −.27 .06 1.00 .0 1.03 .1 .42 3 −.50 .09 .76 −.7 .70 −.7 .65
4 .31 .09 1.40 1.1 1.47 1.3 .35 4 .11 .05 1.12 .5 1.18 .7 .40 4 .90 .09 .82 −.5 .96 −.1 .64
5 −.06 .09 .69 −1.0 .66 −1.2 .70 5 −.06 .05 1.13 .5 1.11 .4 .51 5 .66 .08 .56 −1.4 .54 −1.4 .81
6 .07 .09 .89 −.3 .88 −.4 .63 6 .20 .05 .58 −2.1 .60 −1.9 .74 6 .41 .08 .68 −1.0 .62 −1.1 .76
7 .21 .09 .68 −1.1 .69 −1.0 .60 7 .07 .05 .90 −.4 .92 −.3 .54 7 .09 .08 .85 −.4 .80 −.5 .65
8 −.27 .09 .83 −.5 .87 −.4 .64 8 −.22 .05 1.30 1.0 1.39 1.2 .38 8 .48 .08 .76 −.7 .72 −.8 .72
9 −.18 .09 1.09 .3 1.08 .3 .49 9 .16 .05 .81 −.8 1.16 .6 .57 9 −1.08 .11 1.22 .4 1.30 .5 .43
10 .03 .09 .66 −1.1 .89 −.3 .64 10 −.28 .06 1.01 .1 1.03 .1 .47 10 .45 .08 .62 −1.2 .60 −1.2 .77
11 −.27 .09 1.11 .3 1.12 .4 .55 11 −.18 .05 1.32 1.1 1.23 .8 .49 11 −.84 .10 .89 −.2 .84 −.3 .55
12 .37 .09 1.31 .9 1.32 .9 .47 12 −.18 .05 .70 −1.2 .68 −1.2 .60 12 −.11 .08 1.69 1.6 1.51 1.1 .51
13 −.42 .09 .83 −.5 .82 −.5 .61 13 .16 .05 .88 −.5 .87 −.5 .58 13 −.13 .08 1.60 1.4 1.41 .9 .53
14 .14 .09 .94 −.2 .99 .0 .56 14 .36 .05 1.02 .1 1.01 .1 .50 14 −.33 .08 1.01 .0 1.09 .2 .62
15 -.51 .09 1.13 .4 1.11 .3 .57 15 -.09 .05 1.12 .5 1.09 .3 .46 15 .07 .08 .61 −1.2 .60 −1.2 .73
16 .45 .09 1.04 1 1.06 .2 .54 16 .12 .05 1.09 .4 1.12 .5 .43 16 −.06 .08 .56 −1.5 .53 −1.4 .78
17 .02 .09 .42 −2.2 .44 −2.2 .75 17 −.16 .05 .71 −1.2 .79 −.7 .45 17 −.19 .08 1.36 .9 1.53 1.1 .31
18 .36 .09 .75 −.8 .73 −.9 .68 18 .17 .05 1.18 .7 1.17 .7 .42 18 .10 .08 1.04 .1 1.12 .3 .56
19 .24 .09 .55 −1.6 .55 −1.6 .77 19 −.12 .05 1.06 .2 1.05 .2 .45 19 .06 .08 1.94 2.1 2.09 2.2 .32
20 .24 .09 1.04 .1 1.03 .1 .62 20 −.06 .05 1.14 .5 1.15 .6 .42 20 −1.21 .12 1.46 .7 2.25 1.4 .13
21 .31 .09 1.47 1.3 1.54 1.4 .40 21 .02 .05 .70 −1.3 .68 −1.4 .63
22 −.01 .09 1.23 .7 1.24 .7 .46 22 −.06 .05 .59 −1.9 .57 −1.9 .67
23 −.38 .09 1.37 1.0 1.34 .9 .54
24 −.69 .10 1.24 .6 1.24 .6 .37
25 −.28 .09 1.67 1.7 1.63 1.6 .43
26 .30 .09 .77 −.8 .75 −.8 .68
ITEM summary ITEM summary ITEM summary
MEAN .00 .09 1.01 −.1 1.02 .0   MEAN .00 .05 1.00 −.1 1.04 .1   MEAN .00 .09 1.03 −.1 1.07 .0  
S.D. .31 .00 .33 1.0 .34 1.0   S.D. .18 .00 .25 1.0 .26 1.0   S.D. .57 .01 .39 1.0 .48 1.0  
PERSONS summary PERSONS summary PERSONS summary
MEAN .02 .20 1.02 −.1 1.02 −.1   MEAN .14 .13 1.02 −.1 1.04 .0   MEAN .29 .22 1.03 .0 1.07 1  
S.D. .72 .04 .48 1.0 .48 1.0   S.D. .37 .04 .42 1.0 .43 1.0   S.D. .73 .06 .49 1.0 .59 1.0  
  1. ME: Items Measures; SE: Standard Errors; INFIT: information-weighted fit statistic; OUTFIT: is an outlier-sensitive fit statistic; MNSQ: Mean Square Residual; ZEMP: z-Standardized Mean