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Table 1 Kidscreen-27 T-value domain scores, floor and ceiling effects, and internal consistency

From: Psychometric properties of the Norwegian version of the Kidscreen-27 questionnaire

Domains T-value % Floor % Ceiling Cronbach’s alpha
Physical well-being (N = 1063) 51.1 ± 10.2 0.1 7.3 0.80
Psychological well-being (N = 1067) 52.9 ± 9.4 0 8.0 0.82
Autonomy & parents (N = 1044) 50.4 ± 9.5 0 6.3 0.80
Social support & peers (N = 1081) 51.2 ± 9.6 0.3 17.1 0.79
School environment (N = 1085) 53.6 ± 9.7 0.3 12.1 0.77
  1. Note. Variables are means ± SD