Table 6.

Regression analysis of annual inpatient expenditures for hypertensive and diabetic patients in 2011 and 2012

	Hypertension	Diabetes
	β (95 % CI)	β (95 % CI)
Constant	8508.9 (−5438.1, 22455.8)	5043.1 (−1708.6, 11794.9)
Sex
Male (Reference)	0	0
Female	−3396.7 (−6779.5, −13.8)*	216.3 (−1299.4, 1732.0)
Age	−47.4 (−197.1, 102.3)	−10.8 (−79.2, 57.7)
Education level
Non-illiterate (Reference)	0	0
Illiterate	−1664.7 (−5359.6, 2030.2)	−1208.6 (−2633.1, 215.8)
NCMS premium	27.0 (−11.1, 65.0)	5.2 (−12.5, 22.9)
Year
2011 (Reference)	0	0
2012	245.1 (−3619.6, 4109.7)	−889.4 (−2739.2, 960.4)
Adjusted R-squared	0.057*	0.006

*: 0.01 < P < 0.05; **: P < 0.01