Category | Sensitivity | Specificity | Positive predictive value | Negative predictive value |
Question | 0.91 | 0.68 | 0.93 | 0.61 |
Message Switch | 0.59 | 0.98 | 0.64 | 0.97 |
Compliment | 0.72 | 0.99 | 0.71 | 0.99 |
PMTCT | 0.63 | 0.98 | 0.52 | 0.98 |
Opt Out | 0.27 | 0.99 | 0.19 | 0.99 |
Complaint | 0.19 | 0.99 | 0.17 | 1.00 |
Language Switch | 0.62 | 0.99 | 0.33 | 1.00 |
Spam | 0.00 | 1.00 | 0.00 | 1.00 |
Unable to Assist | 0.00 | 1.00 | 0.00 | 1.00 |