From: The relation between the patient health questionnaire-15 and DSM somatic diagnoses
DSM-IV | Somatoform disorders (S, n = 151) | Panic disorder (P, n = 56) | Other neurotic disorders (O, n = 85) | No psychiatric disorder (N, n = 179) | Statistics | ||
---|---|---|---|---|---|---|---|
 | mean (±SD) | mean (±SD) | mean (±SD) | mean (±SD) | F | p value | Comparison |
PHQ-15 total | 9.85 (±5.98) | 10.96 (±6.18) | 7.42 (±4.67) | 4.56 (±4.15) | 38.318 | <0.001 | S, P > O > N |
DSM-5 | With somatic symptom and related disorders (n = 200) | Without somatic symptom and related disorders (n = 271) | Statistics | ||||
 | mean (±SD) | mean (±SD) | t | p value |  | ||
PHQ-15 total | 10.04 (±6.03) | 5.69 (±4.72) | –8.789 | <0.001 |  |