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Table 4 Marginal effects of clinical comorbidities and concurrent or chronic prescriptions on the probability of receiving an opioid prescription during a primary care visit for low back pain (2012–2017)

From: How do contraindications to non-opioid analgesics and opioids affect the likelihood that patients with back pain diagnoses in the primary care setting receive an opioid prescription? An observational cross-sectional study

 

Model 1

Model 2

Model 3

Model 4

Full Sample

n = 24,543

No Opioid Use 45 Days Prior to Index Visit

n = 22,912

Intermittent Opioid Use Prior to Index Visit

n = 1165

Long-Term Opioid Use Prior to Index Visit

n = 437

Contraindications to NSAIDS

 Kidney Disease

0.03*** (0.01, 0.04)

0.02** (0.01, 0.04)

0.09 (0, 0.18)

−0.01 (− 0.18, 0.16)

 Liver Disease

−0.01 (− 0.02, 0.01)

− 0.01 (− 0.03, 0.01)

− 0.05 (− 0.15, 0.05)

− 0.01 (− 0.22, 0.2)

 Inflammatory Bowel Disease

0.01 (− 0.02, 0.04)

0.01 (− 0.02, 0.03)

0.08 (− 0.19, 0.35)

−0.03 (− 0.32, 0.25)

 Cardiovascular or Cerebrovascular Disease

− 0.01 (− 0.01, 0)

0 (− 0.01, 0)

−0.06* (− 0.11, − 0.01)

0.01 (− 0.08, 0.1)

 Gastrointestinal Disorder, including GERD, Peptic Ulcers, or Bleeding

−0.01 (− 0.01, 0)

−0.01 (− 0.01, 0)

−0.03 (− 0.08, 0.02)

−0.06 (− 0.16, 0.05)

 Index or Chronic Anticoagulant or Antiplatelet Use

0.02*** (0.01, 0.03)

0.02*** (0.01, 0.03)

0.02 (−0.03, 0.07)

0.07 (−0.02, 0.16)

Relative contraindications to opioids

 

Full Sample

No Opioid Use 45 Days Prior to Index Visit

Intermittent Opioid Use Prior to Index Visit

Long-Term Opioid Use Prior to Index Visit

Depression Disorder

0 (−0.01, 0.01)

0 (−0.01, 0.01)

0 (− 0.06, 0.06)

0.01 (− 0.12, 0.13)

Anxiety Disorder

− 0.01 (− 0.01, 0)

0 (− 0.01, 0)

−0.07** (− 0.11, − 0.03)

0.02 (− 0.05, 0.1)

Substance Use Disorder

0.01*(0, 0.03)

0.02** (0.01, 0.03)

0.01 (− 0.07, 0.09)

0.03 (− 0.08, 0.15)

Bipolar Disorder

0.02 (− 0.01, 0.05)

0.03 (0, 0.05)

0.15* (0, 0.3)

− 0.15** (− 0.25, − 0.05)

Chronic Systemic Steroid Use

−0.02* (− 0.04, 0)

−0.01 (− 0.04, 0.01)

–

−0.15 (− 0.32, 0.03)

Benzodiazepine Prescribed at Index Visit

0.07*** (0.05, 0.09)

0.06*** (0.04, 0.08)

0.15 (−0.03, 0.33)

0.10** (0.14, 0.53)

  1. Note: In all models, we also controlled for age, race, ethnicity, sex, marital status, employment status, tobacco use, year of the prescription, and chronic use of non-steroidal anti-inflammatory drugs. All models include variables that indicate contraindications for opioids and NSAIDs.* p < 0.05, ** p < 0.01, *** p < 0.001. Odds ratios and confidence intervals are available in the appendix