Table 2.
False positive and negative rates of pulse detection and bias and coverage of population means
| False Positive Rate (SE) | False Negative Rate (SE) | |||
|---|---|---|---|---|
| Model | Population | Single subject | Population | Single Subject |
| Reference | 7.1% (0.9%) | 9.0% (1.1%) | 5.7% (1.4%) | 6.0% (1.4%) |
| Short Series | 16.4% (0.4%) | 30.3% (0.5%) | 10.0% (0.4%) | 16.9% (0.6%) |
| Slow Pulsing | 4.1% (0.8%) | 6.1% (1.0%) | 1.9% (0.7%) | 2.3% (0.9%) |
| Small Mass | 27.6% (3.1%) | 30.2% (3.2%) | 30.8% (3.8%) | 33.6% (4.1%) |
| Multia | 27.9% (4.3%) | 31.8% (4.4%) | 27.2% (4.6%) | 31.6% (5.0%) |
| Bias and Coverage of Population Means | ||||||||||
|
|
||||||||||
| Pulse Mass, μa | Pulse Width, μw | |||||||||
| Population | Single Subject | Population | Single Subject | |||||||
| Model | Truth | Biasb (SE) | Cov.c | Bias (SE) | Cov. | Truth | Bias (SE) | Cov. | Bias (SE) | Cov. |
|
| ||||||||||
| Reference | 1.25 | −0.05 (0.02) | 96 | −0.08 (0.03) | 60 | 3 | −0.1 (0.026) | 98 | −1.0 (0.06) | 55 |
| Short Series | 1.25 | −0.09 (0.03) | 95 | −1.18 (0.06) | 100 | 3 | −0.30 (0.05) | 99 | −2.44 (0.08) | 87 |
| Slow Pulsing | 1.25 | −0.09 (0.03) | 97 | −0.6 (0.03) | 54 | 3 | −0.05 (0.03) | 96 | −1.2 (0.07) | 72 |
| Small Mass | 0 | −0.03 (0.04) | 97 | −1.0 (0.09) | 93 | 3 | −0.3 (0.06) | 94 | −1.9 (0.09) | 89 |
| Multia | 0 | −0.28 (0.06) | 92 | −1.5 (0.1) | 88 | 3 | −0.27 (0.05) | 99 | −1.9 (0.10) | 92 |
| Baseline, μb | Half-life, μh | |||||||||
| Population | Single Subject | Population | Single Subject | |||||||
| Model | Truth | Bias (SE) | Cov. | Bias (SE) | Cov. | Truth | Bias (SE) | Cov. | Bias (SE) | Cov. |
|
| ||||||||||
| Reference | 2.6 | −0.001 (0.02) | 94 | −0.01 (0.02) | 30 | 45 | −0.2 (0.09) | 97 | 0.5 (0.1) | 93 |
| Short Series | 2.6 | 0.03 (0.02) | 95 | 0.03 (0.02) | 74 | 45 | −0.74 (0.23) | 98 | 2.77 (0.30) | 95 |
| Slow Pulsing | 2.6 | −0.03 (0.02) | 95 | −0.04 (0.02) | 9 | 45 | −0.3 (0.09) | 99 | 0.1 (0.1) | 96 |
| Small Mass | 2.6 | 0.04 (0.02) | 94 | 0.05 (0.02) | 21 | 45 | −0.4 (0.2) | 99 | 2.4 (0.2) | 96 |
| Multia | 2.6 | 0.006 (0.02) | 98 | 0.02 (0.02) | 19 | 60 | −1.1 (0.3) | 94 | −2.3 (0.3) | 98 |
a
Low mass and frequency with a longer half-life;
b
average bias of the posterior means;
c
Cov.=Coverage of the 95% credible interval