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. 2011 Jun 27;61(588):e419–e426. doi: 10.3399/bjgp11X583209

Table 1.

Results of measurement tool assessments

Measurement tool
Severity scores Mean (SD) Kolmogarov-Smirnov P-value
 HRSD-17 12.6 (7.62) 0.22
 HADS-D 8.16 (4.78) 0.32
 PHQ-9 11.5 (7.29) 0.06
 BDI-II 23.3 (13.0) 0.18

Parametric tests Minimum value Maximum value
 HRSD-17 0 34
 HADS-D 0 20
 PHQ-9 0 27
 BDI-II 0 61

Completing questionnaire before interview versus after interview Mean difference 95% CI
 HRSD-17 0.48 –1.20 to 2.52
 HADS-D 0.28 –0.93 to 1.48
 PHQ-9 0.59 –1.30 to 2.47
 BDI-II 1.77 –2.85 to 4.11

BDI-II = Beck Depression Inventory, Second Edition. HADS-D = Hospital Anxiety and Depression Scale – Depression Subscale. HRSD-17 = 17-item Hamilton Rating Scale for Depression interview. PHQ-9 = Patient Health Questionnaire 9. SD = standard deviation.