BioMed Research International / 2014 / Article / Tab 2

Research Article

Applying the Maternal Near Miss Approach for the Evaluation of Quality of Obstetric Care: A Worked Example from a Multicenter Surveillance Study

Table 2

Analyses of MSI, SMR, and level of performance for each center of the Brazilian Network for Surveillance of Severe Maternal Morbidity.

CenterMSI (%)Observed number of deathsSample sizeExpected deathsSMR(95% CI)Performance

10.44%556622.01(0.65–4.69)Non A
23.54%49631.18(0.32–3.01)A
30.57%025310.00(0.00–2.56)A
47.74%611290.69(0.25–1.51)A
51.92%221040.50(0.06–1.79)A
61.93%171086210.81(0.47–1.30)A
71.81%317230.96(0.20–2.82)A
80.25%1105030.38(0.01–2.12)A
91.40%415521.84(0.50–4.72)Non A
103.84%30609231.28(0.87–1.83)Non A
110.68%318612.37(0.49–6.93)Non A
127.91%89881.03(0.45–2.03)A
134.55%315470.43(0.09–1.25)A
140.59%084150.00(0.00–0.74)A
153.24%9369120.75(0.34–1.43)A
161.04%11945101.12(0.56–2.00)A
171.15%529431.48(0.48–3.45)Non A
181.39%16611.09(0.03–6.08)A
190.69%892061.26(0.54–2.48)Non A
204.05%811851.67(0.72–3.30)Non A
210.53%04800.00(0.0–14.52)A
223.25%57422.08(0.68–4.85)Non A
230.47%346521.37(0.28–4.01)Non A
240.49%126310.78(0.02–4.32)A
251.66%36512.78(0.57–8.12)Non A
260.05%05900.00(0.0–122.9)A
270.11%028100.00(0.0–11.93)A

Overall1.44%14095551381.02(0.86–1.20)A

A: adequate; Non A: nonadequate; MSI: maternal severity index; SMR: standardized mortality ratio.