Table 2

Regression analysis to determine if there was any significant change in drug availability after the abolition of cost sharing:

Dependent Variable [Log of Drug Availability]

Explanatory Variables
OLS Coefficient
Random Effects

Referral
-0.071
-0.0675

[-1.01]
[-0.51]
Public
1.092***
1.085***

[14.55]
[7.81]
Choroquine
-0.0257
-0.031

[-0.37]
[-.045]
Dummy March 2001
-0.074
-0.074

[-1.05]
[-1.07]
Constant
1.216
9.23
Number of Observations
2267
2267
Number of groups
-
32
Adjusted R-Squared
0.289
-
F(4,2262)
56.88
-
Prob >F
0
-
Wald Chi2(4)
-
66.8
Prob>chi
-
0

Notes: t values in parenthesis

Nabyonga-Orem et al. BMC Health Services Research 2008 8:102   doi:10.1186/1472-6963-8-102