From: Hyperemesis gravidarum in the Medical Birth Registry of Norway – a validity study
HG + in hospital record | HG – in hospital record | Total | |
---|---|---|---|
HG + in MBRN | 26 | 21 | 47 |
HG – in MBRN | 5 | 498 | 503 |
Total | 31 | 519 | 550 |
Sensitivity (26/31) | 83.9% | 95% CI: 67.4-92.9 | |
Specificity (498/519) | 96.0% | 95% CI: 93.9-97.3 | |
Positive predictive value (26/47) | 55.3% | 95% CI: 41.2-68.6 | |
Negative predictive value (498/503) | 99.0% | 95% CI: 97.7-99.6 |