From: Estimation of colorectal adenoma recurrence with dependent censoring
Method | Est | Bias | SD | SE | CR |
---|---|---|---|---|---|
λ e (t)a= t 0.1 * exp(-2.5Z 1 - 0.5Z 2 - 2.0Z 3 - 0.25Z 4 + 0.5Z 5) p ec = 0.30; early censoring rate = 19.9%; |r| = 0.83 | |||||
NPMLE | 0.447 | -0.048 | 0.0385 | 0.0389 | 74.6 |
KM | 0.456 | -0.039 | 0.0376 | 0.0378 | 82.2 |
Logit | 0.398 | -0.097 | 0.0347 | 0.0345 | 19.0 |
WLogit | 0.460 | -0.035 | 0.0379 | 0.0384 | 85.6 |
WKMr+c(4,1) | 0.483 | -0.012 | 0.0368 | 0.0373 | 94.0 |
WKMr(4) | 0.480 | -0.015 | 0.0371 | 0.0371 | 92.8 |
WKMc(4) | 0.479 | -0.016 | 0.0376 | 0.0376 | 93.0 |
λ e (t) = t 0.1 * exp(-2.5Z 1 + 0.4Z 2 - 2.0Z 3 - 0.3Z 4 + 0.5Z 5) p ec = 0.40; early censoring rate = 27.8%; |r| = 0.86 | |||||
NPMLE | 0.420 | -0.075 | 0.0397 | 0.0402 | 54.4 |
KM | 0.434 | -0.061 | 0.0382 | 0.0388 | 65.0 |
Logit | 0.356 | -0.139 | 0.0327 | 0.0338 | 1.0 |
WLogit | 0.439 | -0.056 | 0.0388 | 0.0397 | 72.8 |
WKMr+c(4,1) | 0.471 | -0.024 | 0.0381 | 0.0385 | 89.0 |
WKMr(4) | 0.468 | -0.027 | 0.0384 | 0.0382 | 89.6 |
WKMc(4) | 0.466 | -0.029 | 0.0385 | 0.0390 | 87.6 |
λ e (t) = t 0.1 * exp(-2.5 Z 1 + 0.9Z 2 - 1.5Z 3 - 0.5Z 4 + 0.5Z 5) p ec = 0.50; early censoring rate = 36.6%; |r| = 0.78 | |||||
NPMLE | 0.407 | -0.088 | 0.0409 | 0.0428 | 46.6 |
KM | 0.421 | -0.074 | 0.0395 | 0.0403 | 57.2 |
Logit | 0.321 | -0.174 | 0.0321 | 0.0329 | 0.0 |
WLogit | 0.429 | -0.066 | 0.0399 | 0.0415 | 63.8 |
WKMr+c(4,1) | 0.468 | -0.027 | 0.0408 | 0.0405 | 89.0 |
WKMr(4) | 0.462 | -0.033 | 0.0408 | 0.0396 | 86.4 |
WKMc(4) | 0.457 | -0.038 | 0.0406 | 0.0416 | 84.0 |