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Table 4 Score distributions and group comparisons

From: Psychometric properties of the Symptom Checklist-90 in adolescent psychiatric inpatients and age- and gender-matched community youth

Subsample N Raw item means Standardized general factor
Mean (SD) Range Mean (SD) Range
Patients at admission 201 1.28 (0.79) [0, 3.19] 1.37 (1.36) [−2.8, 4.3]
Patients at discharge 152 0.68 (0.64) [0, 2.52] 0.26 (1.39) [−2.8, 3.1]
Controls 197 0.49 (0.41) [0, 1.86] 0 (1) [−2.8, 2.2]