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. 2012 Jul 30;11:249. doi: 10.1186/1475-2875-11-249

Table 3.

Plasmodium falciparumprevalence (%) and risk estimates at delivery in four ZPP transition categories by gravida

Iron Transition
Peripheral parasitaemia
Placental parasitaemia
 
All Gravida
PG
MG
All Gravida
PG
MG
  RR(95%CI) RR(95%CI) RR(95%CI) RR(95%CI) RR(95%CI) RR(95%CI)
ZPP
 
 
 
 
 
 
Category
17.4 (242)
39.0 (41)
12.9 (201)
18.3 (230)
40.0 (40)
13.7 (190)
1
Refs
Refs
Refs
Refs
Refs
Refs
Category
11.5 (148)
13.2 (38)
10.9 (110)
11.9 (143)
21.6 (37)
8.5 (106)
2
0.7
0.3
0.8
0.6
0.5
0.6
 
(0.4-1.1)
(0.1-0.8)
(0.4-1.6)
(0.4-1.1)
(0.3-1.1)
(0.3-1.3)
Category
23.9 (628)
37.0 (154)
19.6 (474)
20.4 (612)
34.5 (148)
15.9 (464)
3
1.4
0.9
1.5
1.1
0.9
1.2
 
(1.0-1.9)
(0.6-1.5)
(1.0-2.3)
(0.8-1.5)
(0.6-1.3)
(0.8-1.8)
Category
23.0 (309)
44.1 (59)
18.0 (250)
16.0 (300)
33.9 (59)
11.6 (241)
4
1.3
1.1
1.4
0.9
0.8
0.8
  (0.9-1.9) (0.7-1.8) (0.9-2.2) (0.6-1.3) (0.5-1.4) (0.5-1.4)

Brackets: available sample, or 95 % confidence interval.

ZPP: zinc erythrocyte protoporphyrin;

Category 1: ZPP normal to ZPP normal.

Category 2: Raised ZPP to normal ZPP.

Category 3: Raised ZPP to raised ZPP.

Category 4: Normal ZPP to raised ZPP.