Table 5.
Sensitivity Analysis of prior hyperparameter effects on marginal PPI for the Pleural Effusion case study. Notation: c is a parameter in the prior of β(ηg), given in (5) and (zg1, zg2) are the prior hyperparameters on wg, the probability that ηg,k = 1, given on page 4.
| Variable (zg1, zg2) = |
c =
20 (.4, 1.6) |
c =
30 (.4, 1.6) |
c =
20 (.1, 1.9) |
c =
30 (.1, 1.9) |
|---|---|---|---|---|
| h1: Effusion before Death | ||||
|
|
||||
| Asthma | .378 | .184 | .207 | .080 |
| Diabetes | .373 | .174 | .199 | .073 |
| Stage 3–4 | .352 | .168 | .191 | .071 |
| Location 2 | .369 | .174 | .201 | .077 |
| Location 3 | .426 | .209 | .227 | .091 |
| Age | .759 | .629 | .509 | .361 |
| Smoker | .373 | .181 | .194 | .074 |
| BMI | .600 | .378 | .343 | .165 |
| Induction Chemo | .345 | .166 | .191 | .071 |
| Good KPS | .430 | .253 | .242 | .111 |
| Adeno Histology | .364 | .176 | .197 | .071 |
| h2: Death w/o Effusion | ||||
|
|
||||
| Asthma | .648 | .451 | .513 | .291 |
| Diabetes | .889 | .760 | .779 | .543 |
| Stage 3–4 | .833 | .712 | .731 | .507 |
| Location 2 | .801 | .631 | .686 | .421 |
| Location 3 | .760 | .583 | .638 | .400 |
| Age | .643 | .479 | .562 | .330 |
| Smoker | .599 | .412 | .500 | .272 |
| BMI | .805 | .621 | .667 | .400 |
| Induction Chemo | .607 | .419 | .497 | .270 |
| Good KPS | .968 | .922 | .896 | .713 |
| Adeno Histology | .821 | .623 | .717 | .466 |
| h3: Death after Effusion | ||||
|
|
||||
| Asthma | .393 | .273 | .296 | .169 |
| Diabetes | .361 | .223 | .251 | .136 |
| Stage 3–4 | .577 | .451 | .443 | .292 |
| Location 2 | .459 | .321 | .345 | .195 |
| Location 3 | .476 | .325 | .347 | .189 |
| Age | .418 | .293 | .317 | .186 |
| Smoker | .359 | .238 | .261 | .146 |
| BMI | .392 | .254 | .277 | .149 |
| Induction Chemo | .357 | .225 | .263 | .134 |
| Good KPS | .417 | .283 | .301 | .168 |
| Adeno Histology | .405 | .264 | .291 | .151 |