| Method | |||||
---|---|---|---|---|---|---|
 | NONMEM | WinNonlin | GraphPad Prism 6.0 | HN-Nonlin | ICEstimator 1.2 | IVART |
Ease of use | ||||||
 Free |  |  |  | ✔ | ✔ | ✔ |
 96-well formata |  |  |  | ✔ |  | ✔ |
 Batch analysis of multiple drugs |  | ✔ | ✔ | ✔ |  | ✔ |
 Batch analysis of multiple isolates | ✔e | ✔ | ✔ |  |  | ✔ |
 Offline processing |  | ✔ | ✔ | ✔ |  |  |
Key output | ||||||
 IC50 estimate | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
 Slope estimate | ✔ | ✔ | ✔ |  | ✔ | ✔ |
 Confidence interval of estimates | ✔ | ✔ | ✔ |  | ✔ | ✔ |
 Success criteria and warning signs |  | ✔ | ✔ |  | ✔ | ✔ |
 Dose–response curve |  | ✔ | ✔ | ✔ | ✔ | ✔ |
Data processing and analysis | ||||||
 Data conversion |  | Critical | Critical | Easy | Critical | Easy |
 Approximate time needed for data conversion (seconds)b, c |  | 45 | 25 | 25 | 25 | 25 |
 Data upload/entry |  | Critical | Critical | Easy | Critical | Easy |
 Approximate time needed for data upload and processing (seconds)b, d |  | 120 | 15 | 20 | 300 | 90 |
 Approximate total time needed to obtain estimates (seconds) |  | 165 | 40 | 45 | 325 | 115 |