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Table 2 Change of patients’ global assessment scores (N = 46 a )

From: Opioid switch from low dose of oral oxycodone to transdermal fentanyl matrix patch for patients with stable thoracic malignancy-related pain

  Day 1 Day 8 Day 15
mean ± SD 2.7 ± 0.9 2.4 ± 0.9 2.3 ± 0.9
median (range) 3 (1 - 5) 2 (1 - 5) 2 (1 - 5)
vs. day 1b   n.s. n.s.
Patients’ distribution (N)    
  1. Very satisfied 2 5 9
  2. Satisfied 18 24 19
  3. Neither 20 12 14
  4. Dissatisfied 4 4 3
  5. Very dissatisfied 2 1 1
  1. aThree patients were excluded from analysis because of missing data throughout all the three observation points.
  2. bPost-hoc nonparametric multiple comparison analysis was performed using Steel method after significant difference in assessment scores across multiple points was detected by Freidman test (p < 0.01).
  3. n.s.; not significant (p > 0.05).
  4. SD; standard deviation.