Table 1 Sample characteristics

Sample characteristics

Female gender,%

Age in years, Mean (SD)

Education in years, Mean (SD)

Recency of last episode (≤1 year),%

History of both depression and anxiety,%

QIDS score, Mean (SD)

BAI, Mean (SD)

Physical health characteristics

Chronic disease category,%

Cardiometabolic

 Hypertension, angina pectoris, history of cardiac disease, stroke, diabetes

Respiratory

 Asthma, chronic bronchitis, pulmonary emphysema

Musculoskeletal

 Osteoarthritis, rheumatoid arthritis, systemic lupus, erythematodes, fibromyalgia

Digestive

 Ulcer, irritable bowel syndrome, Crohn’s disease, colitis, ulcerosa, diverticulitis, liver cirrhosis, hepatitis, constipation

Neurological

 Migraine, epilepsy, multiple sclerosis, peripheral, neuropathy, hernia

Endocrine

 Thyroid dysfunction

Cancer

 Throat, thyroid, lymphoid, lung, esophagus, bowel, stomach, liver, uterus, cervix, ovary, bladder, testicle, prostate, skin, brain, blood

Number of chronic diseases, Mean (SD)

Pain location,%¹

 Neck

 Back

 Head

 Orofacial

 Abdominal

 Joints

 Chest

Number of pain locations, Mean (SD)¹

Duration of Pain ≥ 90 days,%

Chronic Pain Grade (CPG)

CPG 0-1

CPG 2

CPG 3

CPG 4

Outcome,%

Recurrence of depression disorder

Recurrence of anxiety disorder

Recurrence of depressive and/or anxiety disorder

Duration of follow up in months, Mean (SD)