Number of patients with non-small cell lung cancer (NSCLC) and small cell lung cancer (SCLC) diagnosed during 2004–2007: country and stage at diagnosis (TNM and SEER Summary Stage 2000), before and after imputation
| TNM stage | SEER Summary Stage 2000 | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Non-small cell | Small cell | Non-small cell | Small-cell | |||||||||||||||
| % | % | % | % | |||||||||||||||
| Stage | Number¶ | Mean age at diagnosis | Observed | After imputation | Number¶ | Mean age at diagnosis | Observed | After imputation | Stage | Number¶ | Mean age at diagnosis | Observed | After imputation | Number¶ | Mean age at diagnosis | Observed | After imputation | |
| Australia* | All patients | 10878 | 70.5 | 1355 | 69.1 | |||||||||||||
| Missing stage | 2541 | 73.4 | 23.4 | 252 | 69.2 | 18.6 | ||||||||||||
| Localised | 2500 | 70.8 | 30.0 | 30.8 | 249 | 68.2 | 22.6 | 23.8 | ||||||||||
| Regional | 1878 | 69.0 | 22.5 | 22.8 | 178 | 69.3 | 16.1 | 16.6 | ||||||||||
| Distant | 3959 | 69.3 | 47.5 | 46.4 | 676 | 69.5 | 61.3 | 59.6 | ||||||||||
| Canada† | All patients | 8648 | 70.2 | 1157 | 67.7 | All patients | 8648 | 70.2 | 1157 | 67.7 | ||||||||
| Missing stage | 485 | 72.9 | 5.6 | 24 | 72.8 | 2.1 | Missing stage | 568 | 73.2 | 6.6 | 46 | 70.6 | 4.0 | |||||
| I | 1635 | 70.6 | 20.0 | 20.1 | 37 | 70.3 | 3.3 | 3.3 | Localised | 1635 | 70.6 | 20.2 | 20.3 | 37 | 70.3 | 3.3 | 3.3 | |
| II | 409 | 69.3 | 5.0 | 5.0 | 19 | 66.1 | 1.7 | 1.7 | Regional | 2141 | 70.9 | 26.5 | 26.5 | 292 | 67.9 | 26.3 | 26.2 | |
| III | 2155 | 71.0 | 26.4 | 26.4 | 360 | 67.7 | 31.8 | 31.8 | Distant | 4304 | 69.3 | 53.3 | 53.1 | 782 | 67.3 | 70.4 | 70.5 | |
| IV | 3964 | 69.3 | 48.6 | 48.4 | 717 | 67.4 | 63.3 | 63.3 | ||||||||||
| Denmark | All patients | 13681 | 69.0 | 2377 | 67.7 | All patients | 13681 | 69.0 | 2377 | 67.7 | ||||||||
| Missing stage | 1535 | 74.8 | 11.2 | 194 | 70.6 | 8.2 | Missing stage | 1535 | 74.8 | 11.2 | 194 | 70.6 | 8.2 | |||||
| I | 1749 | 69.0 | 14.4 | 14.0 | 63 | 69.6 | 2.9 | 3.7 | Localised | 1749 | 69.0 | 14.4 | 14.0 | 63 | 69.6 | 2.9 | 2.9 | |
| II | 701 | 68.4 | 5.8 | 5.7 | 36 | 67.5 | 1.6 | 2.2 | Regional | 2959 | 68.5 | 24.4 | 24.1 | 333 | 67.7 | 15.3 | 15.1 | |
| III | 3019 | 68.2 | 24.9 | 24.6 | 511 | 67.2 | 23.4 | 23.1 | Distant | 7438 | 68.0 | 61.2 | 61.9 | 1787 | 67.4 | 81.9 | 82.0 | |
| IV | 6677 | 68.1 | 55.0 | 55.7 | 1573 | 67.5 | 72.1 | 71.0 | ||||||||||
| Norway | All patients | All patients | 7921 | 70.0 | 1524 | 67.8 | ||||||||||||
| Missing stage | Missing stage | 787 | 73.4 | 9.9 | 111 | 68.1 | 7.3 | |||||||||||
| I | Localised | 1256 | 70.2 | 17.6 | 17.7 | 72 | 69.4 | 5.1 | 5.3 | |||||||||
| II | Regional | 2382 | 69.8 | 33.4 | 33.6 | 372 | 66.7 | 26.3 | 26.6 | |||||||||
| III | Distant | 3496 | 69.3 | 49.0 | 48.6 | 969 | 68.1 | 68.6 | 68.2 | |||||||||
| IV | ||||||||||||||||||
| Sweden‡ | All patients | 4570 | 69.3 | 676 | 68.8 | All patients | 4570 | 69.3 | 676 | 68.8 | ||||||||
| Missing stage | 266 | 74.8 | 5.8 | 31 | 70.7 | 4.6 | Missing stage | 266 | 74.8 | 5.8 | 31 | 70.7 | 4.6 | |||||
| I | 850 | 69.0 | 19.7 | 19.6 | 23 | 69.8 | 3.6 | 3.6 | Localised | 850 | 69.0 | 19.7 | 19.6 | 23 | 69.8 | 3.6 | 3.5 | |
| II | 152 | 70.4 | 3.5 | 3.5 | 8 | 70.1 | 1.2 | 1.3 | Regional | 1090 | 70.1 | 25.3 | 25.2 | 116 | 68.7 | 18.0 | 17.9 | |
| III | 1286 | 69.6 | 29.9 | 29.9 | 203 | 68.4 | 31.5 | 31.4 | Distant | 2364 | 68.4 | 54.9 | 55.2 | 506 | 68.6 | 78.4 | 78.6 | |
| IV | 2016 | 68.4 | 46.8 | 47.0 | 411 | 68.7 | 63.7 | 63.7 | ||||||||||
| UK§ | All patients | 22993 | 71.8 | 3250 | 68.2 | All patients | 3311 | 70.6 | 451 | 66.4 | ||||||||
| Missing stage | 6975 | 73.9 | 30.3 | 1249 | 69.2 | 38.4 | Missing stage | 1299 | 73.1 | 39.2 | 192 | 68.5 | 42.6 | |||||
| I | 2376 | 71.8 | 14.8 | 13.5 | 96 | 69.1 | 4.8 | 4.9 | Localised | 346 | 71.3 | 17.2 | 15.9 | 18 | 66.1 | 6.9 | 8.4 | |
| II | 1165 | 70.9 | 7.3 | 6.8 | 67 | 68.4 | 3.3 | 3.3 | Regional | 588 | 69.4 | 29.2 | 28.1 | 28 | 66.7 | 10.8 | 11.0 | |
| III | 4718 | 71.6 | 29.5 | 28.6 | 529 | 67.9 | 26.4 | 26.0 | Distant | 1078 | 68.2 | 53.6 | 56.0 | 213 | 64.5 | 82.2 | 80.7 | |
| IV | 7759 | 70.2 | 48.4 | 51.0 | 1309 | 67.4 | 65.4 | 65.7 | ||||||||||
*Australia: New South Wales.
†Canada: Alberta and Manitoba.
‡Sweden: Uppsala-Örebro and Stockholm-Gotland health regions.
§UK (TNM analysis): West Midlands Cancer Intelligence Unit Eastern Cancer Registration and Information Centre in England and Northern Ireland; UK (SEER analysis): Northern Ireland.
¶Number of patients before imputation.