Research Article
Predictors of Treatment with Duloxetine or Venlafaxine XR among Adult Patients Treated for Depression in Primary Care Practices in the United Kingdom
Table 2
Pre-period clinical characteristics of patients initiating duloxetine or venlafaxine XR.
| | Duloxetine | Venlafaxine XR | value | | | % | | % |
| Diagnosed pain conditions1 | | | | | | Diabetic peripheral neuropathy | 3 | 0.3% | 2 | 0.2% | 0.398 | Fibromyalgia | 48 | 5.3% | 46 | 3.6% | 0.052 | Osteoarthritis | 62 | 6.8% | 74 | 5.8% | 0.307 | Chronic low-back pain | 14 | 1.5% | 4 | 0.3% | 0.002 | Unexplained pain | 413 | 45.4% | 431 | 33.5% | <0.001 | Diagnosed psychiatric conditions1 | | | | | | Anxiety disorders | 190 | 20.9% | 315 | 24.5% | 0.049 | Attention deficit hyperactivity disorder | 0 | 0.0% | 2 | 0.2% | 0.234 | Schizophrenia | 2 | 0.2% | 6 | 0.5% | 0.345 | Bipolar disorder | 8 | 0.9% | 10 | 0.8% | 0.793 | Alcohol/drug dependence | 43 | 4.7% | 69 | 5.4% | 0.505 | Other diagnosed conditions1 | | | | | | Diseases of the circulatory system | 207 | 22.8% | 204 | 15.9% | <0.001 | Diseases of the respiratory system | 470 | 51.7% | 571 | 44.4% | <0.001 | Diseases of the digestive system | 317 | 34.9% | 378 | 29.4% | 0.007 | Sleep disorders | 95 | 10.5% | 133 | 10.3% | 0.934 | Diabetes | 60 | 6.6% | 36 | 2.8% | <0.001 | Healthcare utilization2 | | | | | | Inpatient admission | 188 | 20.7% | 224 | 17.4% | 0.054 | Accident and emergency Visits | 207 | 22.8% | 245 | 19.1% | 0.034 |
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1Comorbid conditions were evaluated during 36-month pre-index period. 2Healthcare utilization was evaluated during 12-month pre-index period.
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