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Mean mental and physical component summary scores, according to pain, age group, and income level.
Notes: Pairwise tests between pain and no pain were significant for PCS for ages <35, 35–44, 45–54, 65–74, and ≥75; for MCS, for ages <35, 35–44, 45–54, 65–74. *p<0.05.
Abbreviations: MCS, mental component summary; PCS, physical component summary.
