Table 2 Summary of Unadjusted Hemoglobin Analysis in Subjects with COPD (Stage 2, 3, 4 of GOLD Criteria)
Outcome Variables | Unadjusted Group Means (Std. Error) | P-Value | |
|---|---|---|---|
Anemia | No Anemia | ||
Physical Functioning Scores | (n = 37) 39.98 (1.68) | (n = 447) 45.36 (0.48) | 0.002 |
PCS | (n = 37) 41.95 (1.54) | (n = 452) 45.86 (0.44) | 0.02 |
MCS | (n = 37) 49.83 (1.06) | (n = 444) 49.07 (0.30) | 0.49 |