Table 5

Coefficients in the multiple regression model and their significance.

Variable

Coefficient (βi)

Standard error

t

Significance

Constant

372887.07

83932.49

4.443

0.001

Number of behaviour change communication contacts with sex workers

8.10

2.84

2.852

0.017

Number of condoms distributed

1.67

0.27

6.298

0.000

Number of sexually transmitted infections related contacts

136.78

85.31

1.603

0.140

Number of contacts to enhance enabling environment

3.64

10.91

0.334

0.745

Dependent variable: Total economic cost

Dandona et al. BMC Public Health 2005 5:98   doi:10.1186/1471-2458-5-98