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Table 3 Summary of Adjusted Hemoglobin Analysis in Subjects with COPD (adjusted for age, gender, years of education, pack years of smoking, history of myocardial infarction, renal diseases or diabetes and race)

From: Association between anemia and quality of life in a population sample of individuals with chronic obstructive pulmonary disease

Outcome Variables Adjusted Group Means (Std Error) P-Value
  Anemia No Anemia  
Physical Functioning Scores (n = 37) 39.26 (2.27) (n = 447) 42.15 (1.90) 0.095
PCS (n = 37) 40.62 (2.08) (n = 452) 43.05 (1.70) 0.14
MCS (n = 37) 51.81 (1.48) (n = 444) 51.34 (1.23) 0.68