Table 1.

Baseline characteristics of patients (n = 608)

Variable	% or mean ± SD
Age (years)	42.8 ± 14.7
Women	61.2
Body mass index (kg/m2)	26.9 ± 6.2
Duration of depression (years)	5.3 ± 8.3
History of depressive episodes in previous 24 months (excluding index episode)	34.6
Duration of current major depressive disorder episode (weeks)	15.7 ± 17.9
Other psychiatric illnesses in previous 24 monthsa
Anxiety/panic disorder	28.7
Obsessive compulsive disorder	4.5
Drug/alcohol dependence disorder	6.0
Pain severity cohortb
No/mild painc	49.4
Explained paind	10.8
Unexplained paind	39.8

SD standard deviation, VAS visual analog scale

^aReported if greater than 4%. Examples below this threshold include schizophrenia and bipolar disorder

^bPain severity was rated by patients on a 100 mm VAS in which 0 = no pain and 100 = pain as severe as I can imagine

^cOverall pain VAS ≤30

^dOverall pain VAS >30