Table 1.
Number of hospitalizations and characteristics of study populations
| Public | Private | |||
|---|---|---|---|---|
| Arthritis without anemia | Arthritis with anemia | Arthritis without anemia | Arthritis with anemia | |
| Number of hospitalizations, n (%) | 161,121 (98.8) | 1,941 (1.2) | 139,783 (99.4) | 803 (0.6) |
| Mean age, y (SD) | 66.7 (15.1) | 74.6 (13.8) | 67.1 (12.4) | 72.2 (12.4) |
| Sex, n (%) | ||||
| Female | 108,514 (67.4) | 1,484 (76.5) | 84,808 (60.7) | 601 (74.8) |
| Male | 52,605 (32.7) | 457 (23.5) | 54,970 (39.3) | 202 (25.2) |
| Number of associated diagnoses Mean (SD) | 2.5 (2.5) | 5.8 (5.8) | 2.2 (2.4) | 5.3 (3.3) |
| Median | 2.0 | 5.0 | 2.0 | 5.0 |