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. 2011 Feb 7;6(2):e14637. doi: 10.1371/journal.pone.0014637

Table 2. Unweighted Kappa statistic for access to antenatal care and outcome of final pregnancy (n = 105) (*weighted Kappa).

Description Kappa (95% Confidence Interval)
Report of receipt of antenatal care in the pregnancy 0.76 (0.62–0.85)
Gestational age at time of delivery or death* 0.94 (0.88–0.99)
Abortion 1.00 (1.00–1.00)
Pregnant at onset of complication without abortion or labour 0.94 (0.82–1.00)
Spontaneous vaginal delivery 0.90 (0.83–0.98)
Cesarean delivery 0.81 (0.55–1.00)
Intrauterine fetal death reported prior to woman's death 1.00 (1 .00–1.00)
Livebirth 0.83 (0.71–0.90)
Stillbirth 0.83 (0.71–0.91)
Woman died pregnant/undelivered 0.87 (0.72–0.95)
Woman died in the intrapartum period (in labour or <24 hours postpartum) 0.70 (0.59–0.82)
Woman died in the postpartum period 0.70 (0.54–0.82)
Number of days postpartum/postabortion* 1.00 (1.00–1.00)
Late postpartum death (>42 days postpartum <1year) 1.00 (1.00–1.00)
Number of months postpartum/postabortion* 1.00 (1.00–1.00)