Figure 1
Figure 2. A
Statistical crude ratios of patients who died from causes other than gastric cancer estimated using the flexible parametric cure model in the presence of competing risks by stage and age at diagnosis and sex
| Stage at | Age at diagnosis | Ratio (95% CI) | |
|---|---|---|---|
| diagnosis | (years) | Men | Women |
| I and II | 50 | 0.69 (0.46, 0.84) | 0.63 (0.28, 0.80) |
| 60 | 0.48 (0.31, 0.63) | 0.45 (0.24, 0.64) | |
| 70 | 0.40 (0.18, 0.61) | 0.25 (0.08, 0.45) | |
| 80 | 0.08 (0.02, 0.26) | 0.05 (0.01, 0.27) | |
| III | 50 | 0.49 (0.25, 0.69) | 0.20 (0.01, 0.54) |
| 60 | 0.45 (0.24, 0.64) | 0.17 (0.08, 0.29) | |
| 70 | 0.28 (0.14, 0.43) | 0.11 (0.04, 0.25) | |
| 80 | 0.07 (0.01, 0.17) | 0.06 (0.01, 0.25) | |
| IV | 50 | 0.32 (0.19, 0.45) | 0.27 (0.13, 0.42) |
| 60 | 0.22 (0.14, 0.31) | 0.12 (0.03, 0.28) | |
| 70 | 0.14 (0.08, 0.22) | 0.10 (0.02, 0.19) | |
| 80 | 0.04 (0.01, 0.14) | 0.03 (0.01, 0.16) | |
Characteristics of the patients with gastric cancer (1993–2000)
| Characteristics | No. (%) | No. of deaths (%)† | Percentage of deaths |
|---|---|---|---|
| Total | 326 | 235 | 72.1 |
| Stage at diagnosis | |||
| I | 22 (6.7) | 13 (5.5) | 59.1 |
| II | 60 (18.4) | 35 (14.9) | 58.3 |
| III | 53 (16.3) | 37 (15.8) | 69.8 |
| IV | 191 (58.6) | 150 (63.8) | 78.5 |
| Age at diagnosis (years) | |||
| <61 | 87 (26.7) | 52 (22.1) | 59.7 |
| 61–70 | 122 (37.4) | 83 (35.3) | 68.0 |
| >70 | 117 (35.9) | 100 (42.6) | 85.5 |
| Year of diagnosis | |||
| Before 1996 | 76 (23.3) | 55 (23.4) | 72.4 |
| 1996–1997 | 109 (33.4) | 81 (34.5) | 74.3 |
| After 1997 | 141 (43.3) | 99 (42.1) | 70.2 |
| Sex | |||
| Male | 224 (68.7) | 155 (65.9) | 69.2 |
| Female | 102 (31.3) | 80 (34.1) | 78.4 |