A Titrated Morphine Analgesic Regimen Comparing Substance Users and Non-Users with AIDS-Related Pain Ronald Kaplan, MD, Joseph Slywka, PhD, Susan Slagle, MPH, Kristen Ries, MD Journal of Pain and Symptom Management Volume 19, Issue 4, Pages 265-273 (April 2000) DOI: 10.1016/S0885-3924(00)00117-2
Fig. 1 Mean daily pain intensity for baseline and end of study. *Statistically significant reduction in pain (P ≤ 0.0001). No significant differences were found between DU and NU. Pain intensity: 0 = none, 1 = mild, 2 = moderate, 3 = severe, 4 = overwhelming Journal of Pain and Symptom Management 2000 19, 265-273DOI: (10.1016/S0885-3924(00)00117-2)
Fig. 2 Total daily morphine requirements (intent-to-treat patients). #Significant interaction (P = 0.0004). DU and NU had significant increase in dose (P ≤ 0.0006). DU were significantly higher than NU during the final 3 days (P = 0.0018). *Significant reduction in IRM (P = 0.0100). Significant difference between DU and NU (P = 0.0006). @Significant interaction (P = 0.0055). DU required more morphine both initial (P = 0.0436) and final (P = 0.0004); DU showed significant increase over time (P = 0.040) Journal of Pain and Symptom Management 2000 19, 265-273DOI: (10.1016/S0885-3924(00)00117-2)