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. 2012 Sep 21;12:101. doi: 10.1186/1471-2393-12-101

Table 2.

Estimates of prevalence, intraclass correlation coefficients, their respective 95% CI, design effect, and mean cluster size for variables related to the process

Variable P (%) ICC 95% CI for ICC DEFF na
· Prenatal care at the same institution
22.1
0.103
0.033−0.174
44.72
316
· Access of women to the center (Spontaneous demand)
47.9
0.195
0.078−0.312
118.12
333
· Major type of healthcare insurance used for prenatal care (Public)
88.5
0.115
0.039−0.191
30.27
279
· Major type of healthcare insurance used for hospital admission (Public)
98.9
0.508
0.323−0.693
31.66
354
Procedure related to abortion
 
 
 
 
 
· Procedure performed: D&C
77.8
0.054
0.001−0.148
1.50
9
· Procedure performed: Oxytocin
33.3
0.339
0.136−0.542
9.39
9
· Procedure performed: Vacuum aspiration
7.0
0.001
<0.001−0.068
2.26
9
· Procedure performed: Prostaglandins
22.2
0.118
<0.001−0.245
1.91
9
· Procedure performed: Other
7.0
0.155
0.011−0.298
1.53
9
Related to PLTC criteria
 
 
 
 
 
· Any therapeutic management
76.1
0.272
0.125−0.419
225.19
354
· Transfusion of blood derivatives
16.4
0.079
0.024−0.133
37.50
354
· Central venous access
3.8
0.090
0.028−0.151
21.23
354
· Admission to ICU
22.1
0.288
0.136−0.439
199.58
354
· Prolonged hospital stay
30.0
0.098
0.032−0.164
81.88
354
· Intubation unrelated to anesthesia
3.1
0.047
0.013−0.081
12.99
354
· Return to operating room
3.3
0.021
0.005−0.038
11.75
354
· Hysterectomy/laparotomy
6.2
0.043
0.011−0.074
20.44
354
· Use of magnesium sulfate
48.3
0.363
0.192−0.534
292.63
354
· Another major surgical procedure
0.8
0.008
0.001−0.016
6.35
354
Related to near miss criteria
 
 
 
 
 
· Any management near miss criteria
6.1
0.075
0.023–0.127
20.52
354
· Continuous use of vasoactive drug
2.6
0.028
0.007–0.049
8.93
354
· Hysterectomy due to infection or hemorrhage
1.8
0.031
0.008–0.054
8.05
354
· Transfusion of ≥5 U red cells
2.6
0.053
0.015–0.091
11.42
354
· Intubation and ventilation ≥ 60 min unrelated to anesthesia
3.1
0.047
0.013–0.082
13.94
354
· Dialysis for acute renal failure
0.7
0.009
0.001−0.017
3.60
354
· Cardiopulmonary resuscitation (CPR)
1.3
0.018
0.004–0.033
8.41
354
· At least one of these conditions was already present when the woman was admitted
32.0
0.132
0.046–0.218
6.91
34
Related to delay in care
 
 
 
 
 
· Delay related to patients and/or their family members (Yes/No)
39.3
0.090
0.028−0151
27.26
310
· Search for a health service
5.3
0.174
0.067–0.281
54.03
310
· Geographic difficulty in accessing health service
2.4
0.352
0.183–0.520
113.16
310
· Refused treatment/care
5.1
0.014
0.002–0.025
7.72
310
· Prenatal care absent or inadequate
32.1
0.043
0.012–0.075
14.98
310
· Delay in care related with health professional
17.3
0.328
0.164−0.492
134.27
331
· Delay in diagnosis
5.5
0.218
0.091–0.346
72.81
331
· Delay in starting treatment
6.7
0.321
0.159–0.483
105.23
331
· Inadequate management
13.6
0.300
0.144–0.456
121.82
331
· Delay in referring or transferring the case 3.3 0.055 0.015–0.095 20.77 331

P: Prevalence of each category; ICC: Intraclass Correlation Coefficient; 95% CI: 95% confidence interval; DEFF: Design effect; na: Mean cluster size; PLTC: Potentially life-threatening condition; NM: Near miss.