Table 5

Validity of diagnosis of hypertensive disorders of pregnancy

Percentage of true cases† accurately diagnosedPercent agreement‡Kappa coefficientSensitivity, %Specificity, %Positive predictive value (PPV), %
Gestational hypertensionPESevere PEAny hypertensive disorder§PE or severe PEAny hypertensive disorder§PE or severe PEAny hypertensive disorder§PE or severe PE
Diagnosis made by FWV¶3.16.925.09.10.05*14.317.899.399.950.080.0
Diagnosis based on FWV’s assessment of BP and urine††25.013.862.528.60.19*35.131.199.099.964.393.3
  • *p<0.05.

  • †Cases identified by study physician as hypertensive disorders of pregnancy.

  • ‡Among the cases with hypertensive disorders of pregnancy.

  • §Gestational hypertension, or pre-eclampsia, or severe pre-eclampsia or eclampsia.

  • ¶According to FWV’s note recorded in the antenatal check-up (ANC) register/ANC card after ANC was provided.

  • ††According to the national protocol for hypertensive disorders of pregnancy based on the two diagnostic criteria (elevated blood pressure and protein in the urine) measured by FWV.

  • BP, blood pressure; FWV, Family Welfare Visitor; PE, pre-eclampsia.