Table 5.
Factor or Medicare Carrier | Odds Ratio (95% CI) |
---|---|
Demographics | |
Age | 1.01 (1.00 – 1.03) |
Women | 0.98 (0.80 – 1.20) |
Repeated at < 12 months (vs. 12 – 23 months) | 0.46 (0.39 – 0.55) |
Characteristics of Facility in which DXA was performed | |
Urban location (vs. rural) | 0.94 (0.81 – 1.08) |
Performed in physician office (vs. a facility) | 0.12 (0.10 – 0.14) |
Medicare Carrier (referent to Noridian) | |
Wisconsin (WI, IL, MI) | 0.03 (0.02 – 0.04) |
Cahaba GBA (AL, GA, MS) | 0.04 (0.03 – 0.06) |
Physician Service (MN) | 0.05 (0.03 – 0.08) |
First Coast Service (FL, CT) | 0.08 (0.06 – 0.12) |
Cigna (NC, TN, ID) | 0.08 (0.05 – 0.12) |
BC/BS of RI (RI) | 0.09 (0.04 – 0.19) |
Palmetto (OH, WV, SC) | 0.06 (0.04 – 0.09) |
NHIC (CA, ME, NH, MA, VT) | 0.16 (0.11 – 0.23) |
Trailblazer (TX, VA, MD, DE, DC) | 0.18 (0.13 – 0.26) |
New York* | 0.25 (0.16 – 0.38) |
Adminastar (IN, KY) | 0.55 (0.32 – 0.95) |
BC/BS of Ark. (NM, OK, AR, LA, MO) | 0.69 (0.43 – 1.10) |
BC/BS of Utah (UT) | 0.82 (0.24 – 2.80) |
Empire (NJ) | 1.10 (0.59 – 2.05) |
HGSA Admin (PA) | 0.67 (0.34 – 1.32) |
BC/BS of Kansas (KS, NE) | 2.06 (0.80 – 5.33) |
The c statistic for this model was 0.82.
CI = Confidence Interval
New York is served by more than 1 local Medicare carrier