Table 2 Health states and cumulative number for a single simulated cohort of 100,000 Chinese women aged 35Â years at the last year of simulation (50th year)
From: Quality assurance target for community-based breast cancer screening in China: a model simulation
Screen strategy | Well | DCIS | Stage I | StageII | Stage III | Stage IV | Die of BC | BC death avoided (%) | No BC die of other causes | DCIS die of other causes | Invasive BC die of other causes | Screen-detected |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
No screen | 33,068 | 58 | 240 | 184 | 27 | 107 | 2187 | – | 63,017 | 88 | 1024 | – |
1/1Â year | 33,097 | 100 | 266 | 172 | 25 | 102 | 2010 | 8.8 | 62,986 | 164 | 1078 | 1698 |
1/2Â years | 33,097 | 79 | 251 | 173 | 25 | 102 | 2090 | 4.6 | 62,987 | 127 | 1069 | 903 |
1/3Â years | 33,097 | 72 | 246 | 174 | 25 | 102 | 2118 | 3.3 | 62,985 | 114 | 1067 | 580 |