Table 2

Adjusted predicted probabilities and risk ratios for relationship between RA and diabetes testing (N = 256,331)*

Unadjusted testing

(%)

Adjusted predicted probability

(%)

95% CI

Odds ratio

95% CI


Receipt of ≥2 A1c test

DM no RA

56.9

57.1

56.9 to 57.3

Referent

DM + RA

51.8

53.2

51.8 to 54.5

0.84

0.80 to 0.89

Receipt of ≥1 LDL test

DM no RA

76.7

76.7

76.5 to 76.8

Referent

DM + RA

75.5

77.8

76.8 to 78.8

1.08

1.01 to 1.16


*Models also adjusted for age, gender, race/ethnicity, Medicaid buy-in, RUCA code, HCC quartile, hospitalization in a three-year period, specific co-morbidities including diabetes complications, hyperlipidemia, chronic kidney disease, CVD, orthopedic surgeries, gait device, PCP visits and total providers.

Bartels et al. Arthritis Research & Therapy 2012 14:R166   doi:10.1186/ar3915

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