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Table 5 Differences between arthritis and anemia versus arthritis without anemia in total cost, adjusted for age, sex, type of primary diagnosis of arthritis, type of secondary/associated diagnosis of arthritis, and number of associated diagnoses

From: Burden of anemia in patients with osteoarthritis and rheumatoid arthritis in French secondary care

  

Public

Private

  

Difference, € (95% CI)

Difference, €; (95% CI)

Univariable analysis

Matched sample #1

280 (-320 to 880)

26 (-180 to 232)

 

Matched sample #2

144 (-416 to 704)

28 (-178 to 234)

 

Matched sample #3

371 (-193 to 935)

-11 (-219 to 197)

 

Matched sample #4

167 (-451 to 785)

-21 (-228 to 186)

 

Matched sample #5

374 (-174 to 922)

-58 (-263 to 147)

Multivariable analysis

Whole population

480 (227 to 734)

-30 (-113 to 52)

  1. 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+).