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Table 6 Comparison of LTCQ scores (completed in full) (LTCQ and LTCQ-8) among sub-groups- age quartiles

From: Rasch analysis of the long-term conditions questionnaire (LTCQ) and development of a short-form (LTCQ-8)

  Age 18–59 (N = 313) Age 60–69 (N = 291) Age 70–79 (N = 293) Age 80 + (N = 260)
LTCQ LTCQ− 8 LTCQ LTCQ− 8 LTCQ LTCQ− 8 LTCQ LTCQ− 8
N 296 307 267 282 265 282 207 233
mean score 57.9 55.5 68.0 68.4 71.5 72.4 63.4 64.4
SD 23.6 26.0 22.2 24.1 22.0 23.1 21.5 23.1
SE 1.4 1.5 1.4 1.4 1.3 1.4 1.5 1.5
25th % 38.8 34.4 48.8 50.0 53.8 53.1 46.3 43.8
50th % 56.3 53.1 71.3 71.9 75.0 75.0 65.0 65.6
75th % 77.2 78.1 86.3 90.6 91.3 93.8 80.0 84.4
Correlation (Spearman's) .97*** .96*** .97*** .97***
  1. ***Correlation is significant at p < 0.001 (2-tailed)