Table 2: Estimation in waiting duration model.

VariableCoefficient (β)Standard errorWald statisticExp (β) value

AG 0.3952.9050.5100.088
GEN 0.325 0.2272.0531.3830.152
NT 0.471 0.1935.9531.6010.015
WN 0.03117.1060.879<0.001
CN 0.07123.4181.408<0.001
TC 0.21715.4532.346<0.001
MV 0.0656.8760.8440.009
TT 0.1248.5951.4400.003