Table S2.

Influence of insurance type on 30-day readmission

	2010		2011		2012		2013		2014
Fall patients	Chi-squared	P-value	Chi-squared	P-value	Chi-squared	P-value	Chi-squared	P-value	Chi-squared	P-value
Private insurance vs Medicare/Medicaid	76.69	<0.0001	45.84	<0.0001	30.23	<0.0001	43.33	<0.0001	41.56	<0.0001
Other vs Medicare/Medicaid	65.05	<0.0001	46.43	<0.0001	43.41	<0.0001	44.57	<0.0001	38.45	<0.0001
Overall effect (Type 3)	149.82	<0.0001	95.61	<0.0001	76.35	<0.0001	91.22	<0.0001	82.24	<0.0001
Non-fall patients
Private insurance vs Medicare/Medicaid	372.61	<0.0001	232.92	<0.0001	197.84	<0.0001	247.29	<0.0001	241.04	<0.0001
Other vs Medicare/Medicaid	133.38	<0.0001	120.16	<0.0001	151.58	<0.0001	139.76	<0.0001	130.04	<0.0001
Overall effect (Type 3)	527.87	<0.0001	362.94	<0.0001	362.43	<0.0001	400.33	<0.0001	380.91	<0.0001