In the vote counting analysis of the 25 studies assessing the MCS scale, ten studies exhibited a positive trend, while nine studies demonstrated a negative result.
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Does opioid therapy enhance quality of life in patients suffering from chronic non-malignant pain? A systematic review and meta-analysis.
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The sentences
The subgroup analysis of Osteoarthritis demonstrated a significant worsening of the opioid therapy compared to placebo ( p = .048), while the Low Back Pain subgroup showed a trend towards an advantage in the opioid group, although it did not reach statistical significance ( p = .052).