Table 4.
Public | Private | ||
---|---|---|---|
Difference, no of procedures (95% CI) | Difference, no of procedures (95% CI) | ||
Univariable analysis | Matched sample #1 | 0.58 (0.29 to 0.87) | 0.17 (-0.16 to 0.50) |
Matched sample #2 | 0.48 (0.20 to 0.76) | -0.12 (-0.46 to 0.22) | |
Matched sample #3 | 0.45 (0.17 to 0.73) | 0.14 (-0.20 to 0.48) | |
Matched sample #4 | 0.44 (0.16 to 0.72) | 0.02 (-0.32 to 0.36) | |
Matched sample #5 | 0.45 (0.18 to 0.72) | 0.17 (-0.17 to 0.51) | |
Multivariable analysis | Whole population | 0.52 (0.38 to 0.65) | 0.08 (-0.11 to 0.27) |
Legend: Matched samples of arthritis patients with anemia and without anemia were identified based on five confounders: Sample #1 - gender (male, female); Sample #2 - age (0–59, 60–69, 70–79, 80+); Sample #3 - type of primary diagnosis of arthritis; Sample #4 - type of secondary/associated diagnosis of arthritis; Sample #5 - number of associated diagnoses/comorbidities (none, 1–2, 3–4, 5–6, 6+).