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Table 2 Proportion of patients with chronic postoperative opioid use

From: Chronic opioid use following surgery for head and neck cancer patients undergoing free flap reconstruction

  3 m + Chronic Postoperative Opioid Use
Yes No Total p value
Naïve 66 61 127  
Non-naïve 70 15 85  
Total 136 76 212 p < 0.0001
  12 m + Chronic Postoperative Opioid Use
Yes No Total p value
Naïve 53 74 127  
Non-naïve 63 22 85  
Total 116 96 212 p < 0.0001