Table 1. The incidence of anemia at diagnosis and comparison by clinical characteristics.
| Hemoglobin (g/dL) | MCV (fL) | Anemia | |||||
|---|---|---|---|---|---|---|---|
| mean ± SD or median (IQR, range) | p-value | mean ± SD or median (IQR, range) | p-value | number (%) | p-value | ||
| Overall | 13.2 ± 2.0 | 89.7 ± 6.8 | 49 (14.2%) | ||||
| Comparison by clinical characteristics | |||||||
| Age | <60 ≥60 |
13.4 (2.6, 7.0–17.4) 13.1 (2.2, 8.1–18.4) |
0.085 | 89.7 (6.2, 48.5–104.3) 90.8 (5.8, 32.0–108.1) |
0.001 | 25 (14.2) 24 (14.2) |
0.999 |
| Gender | male female |
13.9 (2.8, 7.6–18.4) 12.6 (2.0, 7.0–15.8) |
<0.001 | 90.7 (5.9, 48.5–108.1) 89.5 (5.2, 32.0–106.9) |
0.050 | 28 (13.0) 21 (16.3) |
0.393 |
| Cancer sites | Gastric cancer Colorectal cancer Hepatocellular carcinoma Lung cancer |
13.8 (3.2, 7.0–18.4) 13.5 (3.0, 7.6–17.4) 14.0 (2.4, 9.4–16.5) 13.0 (2.0, 7.7–16.3) |
0.013 | 90.4 (6.3, 48.5–106.9) 88.8 (7.8, 66.0–98.6) 93.5 (4.8, 85.4–104.3) 90.4 (4.4, 73.6–108.1) |
<0.001 | 14 (20.3) 14 (13.9) 2 (8.7) 19 (12.5) |
0.421 |
| Stage | Non-metastatic disease Metastatic disease |
13.4 (2.7, 7.0–18.4) 13.0 (2.5, 7.7–17.4) |
0.073 | 90.6 (5.2, 32.0–103.8) 89.9 (5.9, 67.2–108.1) |
0.423 | 28 (14.8%) 21 (13.6%) |
0.787 |
Abbreviates: SD, standard deviation; IQR, interquartile range