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Table 2 Comparison of malaria prevalence by microscopy and PCR at village levels in the study area

From: Association of sub-microscopic malaria parasite carriage with transmission intensity in north-eastern Tanzania

Transect (region) Village

Mean altitude (m)

PR by microscopy, %(n/N)

PR by PCR, %(n/N)

MOI, Mean(range)

SCR*

EIR

Rombo (Kilimanjaro)

Mokala

1702

1.6 (4/250)

3.5 (3/85)

-

0.031675

0.020172

Machame Aleni

1421

1.6 (4/251)

9.2 (8/87)

-

0.016603

0.100081

Ikuini

1160

1.6 (4/250)

38.6(34/88)

2.3 (1-6)

0.046994

0.445583

Kileo

723

6.4(16/250)

14.6(13/89)

3.0 (1-4)

0.1229

5.379136

South Pare (Kilimanjaro)

Bwambo

1598

2.8 (7/250)

9.2 (7/76)

-

0.024609

0.0367

Mpinji

1445

2.8 (7/250)

6.9 (6/87)

1.7(1-3)

0.065053

0.087784

Goha(Lower)

1162

12.1(30/249)

23.1 (21/91)

2.2(1-4)

0.123325

0.438028

Kadando

528

24.5(61/249)

50.6 (44/87)

2.7(1-7)

0.170399

16.34673

West Usambara (Tanga)

Kwadoe

1523

5.6 (14/250)

9.5(8/84)

1.2(1-2)

0.046388

0.044549

Funta

1279

18.1 (45/249)

55.7(49/88)

2.7(1-7)

0.184438

0.282417

Tamota

1176

21.1 (52/246)

64.2(52/81)

3.0(1-5)

0.103647

0.810688

Mgila

432

30.5 (74/243)

73.5(61/83)

3.2(1-6)

0.236782

39.10021

Tanga Coast (Tanga)

Mgome

196

49.4(122/247)

87.4(83/95)

3.4(1-8)

0.28871

119.5014

Total

 

13.6(440/3234)

34.7(389/1121)

   
  1. SCR Sero-conversion rate, EIR Entomological inoculation rate, MOI Multiplicity of infection, PR Parasite prevalence rate.* data obtained from Corran et al [15] and Drakeley et al [9]