Table 2.
Payment sources for primary THAs in Massachusetts and in the United States (2002–2011)*
| Primary payer | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Massachusetts | |||||||||||
| Other | 0.86 | 0.94 | 1.10 | 1.18 | 0.94 | 1.43 | 2.14 | 2.09 | 2.23 | 2.56 | 1.62 |
| No charge | 0.70 | 0.65 | 0.64 | 0.64 | 0.70 | 0.34 | 0.18 | 0.13 | 0.01 | 0.01 | 0.37 |
| Self-pay | 0.12 | 0.19 | 0.12 | 0.18 | 0.09 | 0.13 | 0.12 | 0.04 | 0.12 | 0.07 | 0.12 |
| Private | 36.47 | 38.09 | 39.56 | 40.55 | 42.14 | 42.08 | 41.70 | 44.33 | 44.69 | 44.79 | 41.77 |
| Medicaid | 3.23 | 3.00 | 3.15 | 3.67 | 3.57 | 4.17 | 3.76 | 3.95 | 4.22 | 4.06 | 3.72 |
| Medicare | 58.60 | 57.10 | 55.42 | 53.78 | 52.56 | 51.84 | 52.08 | 49.47 | 48.71 | 48.50 | 52.39 |
| Unknown | 0.2 | 0.3 | 0.2 | 0 | 0 | 0.1 | 0.01 | 0 | 0 | 0 | 0.00 |
| Total | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
| US | |||||||||||
| Other | 2.20 | 1.93 | 2.20 | 1.97 | 2.41 | 2.39 | 3.14 | 2.48 | 2.39 | 2.54 | 2.39 |
| No charge | 0.05 | 0.06 | 0.08 | 0.13 | 0.18 | 0.17 | 0.09 | 0.09 | 0.13 | 0.20 | 0.12 |
| Self-pay | 0.57 | 0.62 | 0.88 | 0.81 | 0.75 | 0.87 | 0.78 | 0.86 | 0.83 | 0.67 | 0.77 |
| Private | 36.34 | 34.86 | 36.28 | 36.25 | 37.46 | 38.28 | 38.91 | 38.75 | 39.85 | 38.37 | 37.71 |
| Medicaid | 3.00 | 3.02 | 3.13 | 3.24 | 3.52 | 2.91 | 3.46 | 3.45 | 4.03 | 3.86 | 3.40 |
| Medicare | 57.80 | 59.43 | 57.37 | 57.53 | 55.52 | 55.22 | 53.45 | 54.21 | 52.63 | 53.87 | 55.43 |
| Unknown | 0.04 | 0.08 | 0.05 | 0.07 | 0.16 | 0.16 | 0.17 | 0.16 | 0.14 | 0.49 | 0.17 |
| Total | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
* Percent of payment by primary payer group.