From: Determine the therapeutic role of radiotherapy in administrative data: a data mining approach
2005-2008 | ||||
---|---|---|---|---|
Entire sample* | Sample B only** | |||
Classification rules | Intent-flag | Classification rules | Intent-flag | |
(95% CI) | (95% CI) | (95% CI) | (95% CI) | |
% correct | 95.8 (95.5, 96.1) | 92.5 (92.2, 92.7) | 96.8 (96.6, 96.9) | 93.4 (93.2, 93.5) |
% incorrect | 4.2 (3.9, 4.4) | 4.1 (3.9, 4.4) | 3.2 (3.1, 3.4) | 3.2 (3.1, 3.4) |
% missing | 0 | 3.4*** | 0 | 3.4 |
1990-2008 | ||||
Entire sample | Sample B only | |||
Classification rules | Intent-flag | Classification rules | Intent-flag | |
(95% CI) | (95% CI) | (95% CI) | (95% CI) | |
% correct | 96.1 (95.8, 96.3) | 77.5 (77.2, 77.7) | 97.1 (96.9, 97.2) | 78.3 (78.1, 78.4) |
% incorrect | 3.9 (3.7, 4.2) | 3.7 (3.5, 4.0) | 2.9 (2.8, 3.1) | 2.9 (2.8, 3.1) |
% missing | 0 | 18.8 | 0 | 18.8 |