. 2019 Feb 9;56:0046958018825191. doi: 10.1177/0046958018825191

Table 4.

Fixed Effects Regression Analysis for the Relationship Between Nursing Home Process Quality and Financial Performance (Operating Margin).

Quality variables	Coefficient
Process variables
Pressure sore prevention^a	0.15^*
Restorative ambulation^a	0.08^***
Control variables
Total beds	0.01^***
Average acuity index	−0.07^*
Herfindahl-Hirschman Index	0.34
Per capita income	0.01^***
Medicare Advantage (managed care) penetration rate	0.01^***

Variable lagged by 1 year.

P ≤ .05. **P ≤ .01. ***P ≤ .001.