Table 6 Tobit regression analysis showing relationship between altruistic WTP and independent factors

Socio-economic status (SES)

.283

0.338

0.0001

Geographic location of respondent (0 = rural; 1 = urban)

.089

.097

0.356

Status in household

- .054

.170

0.753

Number of household residents

-.003

.014

0.843

Sex (0 = female; 1 = male)

-.633

.351

0.071

Age

-.030

.007

0.0001

Years schooling

.050

.010

0.0001

Subsistence farmer

.012

.244

0.962

Petty trader

.013

.129

0.918

Government worker

.332

.172

0.054

Employed in the private sector

.047

.180

0.795

Doing big business

.325

.148

0.028

Other occupational groups

.130

.180

0.471

Married

-.114

.254

0.653

Divorced

.991

.591

0.093

Separated

.133

.552

0.810

Single

-.251

.310

0.417

Had previously paid for any contraceptive

.799

.107

0.0001