Table 1 Descriptive information between uninsured and insured groups in 2006 and 2009
Year 2006 | P values in 2006 | Year 2009 | P values in 2009 | |||
|---|---|---|---|---|---|---|
(N = 9476) | (N = 9863) | |||||
Uninsured | Insured | Uninsured | Insured | |||
Number of observations | 4764 | 4712 | 899 | 8964 | ||
Residence, n (%) | 0.006 | <0.0001 | ||||
Urban | 1549 (32.51) | 1657 (35.17) | 442 (49.17) | 2878 (32.11) | ||
Rural | 3215 (67.49) | 3055 (64.83) | 457 (50.83) | 6086 (67.89) | ||
Gender, n (%) | 0.001 | 0.191 | ||||
Male | 2188 (45.93) | 2323 (49.30) | 413 (45.94) | 4323 (48.23) | ||
Female | 2576 (54.07) | 2389 (50.70) | 486 (54.06) | 4641 (51.77) | ||
Marital status, n (%) | <0.0001 | <0.0001 | ||||
Unmarried | 916 (19.23) | 643 (13.65) | 248 (27.59) | 1388 (15.48) | ||
Married | 3848 (80.77) | 4069 (86.35) | 651 (72.41) | 7576 (84.52) | ||
Education attainment, n (%) | <0.0001 | <0.0001 | ||||
Low education | 3769 (79.11) | 3183 (67.55) | 627 (69.74) | 6778 (75.61) | ||
Median education | 864 (18.14) | 1126 (23.90) | 218 (24.25) | 1697 (18.93) | ||
High education | 131 (2.75) | 403 (8.55) | 54 (6.01) | 489 (5.46) | ||
Retirement, n (%) | <0.0001 | <0.0001 | ||||
Not retired | 4470 (93.83) | 3849 (81.69) | 822 (91.43) | 7786 (86.86) | ||
Retired | 294 (6.17) | 863 (18.31) | 77 (8.57) | 1178 (13.14) | ||
Occupations, n (%) | <0.0001 | <0.0001 | ||||
Officials | 119 (2.50) | 370 (7.85) | 31 (3.45) | 473 (5.28) | ||
Professionals | 94 (1.97) | 347 (7.36) | 24 (2.67) | 456 (5.09) | ||
Technicians | 337 (7.07) | 537 (11.40) | 80 (8.90) | 859 (9.58) | ||
Farmers | 1434 (30.10) | 1218 (25.85) | 88 (9.79) | 2590 (28.89) | ||
Service sector workers | 510 (10.71) | 328 (6.96) | 151 (16.80) | 777 (8.67) | ||
Others | 169 (3.55) | 130 (2.76) | 43 (4.78) | 262 (2.92) | ||
Not working | 2101 (44.10) | 1782 (37.82) | 482 (53.62) | 3547 (39.57) | ||
Age in years, mean (SD) | 48.5 (15.9) | 50.3 (14.6) | <0.0001 | 47.7 (17.9) | 50.4 (15.3) | <0.0001 |
Household size, mean (SD) | 3.9 (1.69) | 3.5 (1.48) | <0.0001 | 3.8 (1.69) | 3.7 (1.65) | 0.053 |
Household income per capita in 10000 RMB, mean (SD) | 0.62 (0.91) | 1.00 (1.24) | <0.0001 | 0.89 (1.01) | 1.18 (1.54) | <0.0001 |