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Table 1 Comparisons of the health service needs among the 3 surveys

From: Effect of the new rural cooperative medical system on farmers’ medical service needs and utilization in Ningbo, China

  2003 2008 2011 χ 2 P value
N 4310 4176 5445 - -
Two-week prevalence (%) 468 (10.86) 852 (20.40) 1051 (19.30) 169.76 <0.001
Two-week visiting rate (%) 493 (11.44) 745 (17.85) 1383 (25.40) 310.69 <0.001
Non-visiting rate in the ones needed visiting (%) 1880 (43.61) 1604 (38.40) 1762 (32.36) 131.35 <0.001
Prevalence of chronic diseases (%) 588 (13.64) 768 (18.38) 1225 (22.50) 125.04 <0.001
Hospitalization rate (%) 129 (2.99) 178 (4.26) 185 (3.40) 10.50 0.005
Non-hospitalization rate in the ones needed hospitalization (%) 981 (22.75) 46 (1.09) 33 (0.60) 2038.95 <0.001