Table 1.

Comparison of the results from the proposed method with the mean results from eight technicians.1

ParameterMethemoglobin (n = 27)Oxyhemoglobin (n = 27)Bilirubin (n = 27)
MethodTechnicians (n = 8)MethodTechnicians (n = 8)MethodTechnicians (n = 8)
MeanSDRangeMeanSDRangeMeanSDRange
Sensitivity1.000.780.140.61–1.001.000.820.190.60–1.000.930.410.270.00–0.70
Specificity0.890.740.130.56–0.901.000.660.130.40–0.861.000.890.110.67–0.70
PPV20.950.850.050.76–0.901.000.870.050.80–0.921.000.820.320.00–1.00
NPV1.000.620.170.50–1.001.000.560.270.30–1.000.920.920.100.42–0.70
  • 1 All 27 CSF samples were supplemented with one or more of the blood pigments.

  • 2 PPV, positive predictive value; NPV, negative predictive value.