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Table 2 The three categories (drug, material, and examination) showed equal counts between 2015 and 2016

From: Detecting hospital behaviors of up-coding on DRGs using Rasch model of continuous variables and online cloud computing in Taiwan

Year Drug Material Examination
Corr. Incorr. Sum χ 2 Rate Corr. Incorr. Sum χ 2 Rate Corr. Incorr. Sum χ 2 Rate
2015 120 74 194 0.68 0.62 132 62 194 0.52 0.68 138 56 194 0.50 0.71
2016 116 78 194 0.60 126 68 194 0.65 144 50 194 0.74
總和 236 152 388   0.61 258 130 388   0.66 282 106 388   0.73
  1. p > 0.05; correct rate = #correct/sum