Variables | Percentage (%) or Mean | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
2004 | 2005 | 2006 | 2007 | |||||||||
I = 0 | I = 1 | p-value | I = 0 | I = 1 | p-value | I = 0 | I = 1 | p-value | I = 0 | I = 1 | p-value | |
n | 2752 | 126 | - | 4159 | 201 | - | 5489 | 236 | - | 5168 | 349 | - |
Health status | ||||||||||||
Sick | 17.8 | 20.6 | 0.412 | 19.1 | 22.4 | 0.242 | 19.3 | 22.0 | 0.301 | 18.8 | 26.7 | 0.000 |
Age (years) | ||||||||||||
≤15 | 45.4 | 45.2 | 0.968 | 42.6 | 41.3 | 0.718 | 40.5 | 40.3 | 0.949 | 38.6 | 36.4 | 0.415 |
16-59 | 47.6 | 47.6 | 0.997 | 50.9 | 50.2 | 0.868 | 50.2 | 50.4 | 0.586 | 53.7 | 53.3 | 0.884 |
60+ | 6.9 | 7.1 | 0.930 | 6.6 | 8.5 | 0.294 | 7.3 | 9.3 | 0.246 | 7.7 | 10.3 | 0.082 |
Education | ||||||||||||
Literate | 31.4 | 39.7 | 0.050 | 37.1 | 41.3 | 0.223 | 40.2 | 54.2 | 0.000 | 43.3 | 52.1 | 0.001 |
Subsidized | ||||||||||||
Subsidy | - | - | - | - | - | - | - | - | - | 17.3 | 31.8 | 0.000 |
Household size | ||||||||||||
Size | 11.8 | 14.0 | 0.005 | 10.9 | 13.0 | 0.000 | 11.9 | 17.5 | 0.000 | 12.4 | 12.0 | 0.408 |
SES | ||||||||||||
LowSES | 34.9 | 13.5 | 0.000 | 33.1 | 7.0 | 0.000 | 34.7 | 3.4 | 0.000 | 33.8 | 26.1 | 0.000 |
MidSES | 33.7 | 30.2 | 32.6 | 40.3 | 33.5 | 27.5 | 33.9 | 25.2 | ||||
HighSES | 31.4 | 56.3 | 34.3 | 52.7 | 31.8 | 69.1 | 32.3 | 48.7 |