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Table 3 Comparison of the mean values of some of the variables between villages with and those without malaria transmission on a yearly basis, using independent sample t-test ; Sistan-va-Baluchestan province, Iran, (total number of villages 122)

From: The effects of electricity network development besides routine malaria control measures in an underdeveloped region in the pre-elimination phase

Year Elevation above sea level (meter) Percent of houses with nets on windows Number of households Proportion of households using ITN Distance from the nearest malaria diagnosis and treatment post (Kilometer)
Villages without transmission Villages with transmission P value (t-test) Villages without transmission Villages with transmission P value (t-test) Villages without transmission Villages with transmission P value* (t-test) Villages without transmission Villages with transmission P value (t-test) Villages without transmission Villages with transmission P value* (t-test)
Number mean (SD) Number mean (SD) Number mean (SD) Number mean (SD) Number mean (SD) Number mean (SD) Number mean (SD) Number mean (SD) Number mean (SD) Number mean (SD)
2005 46
728.4 (577.7)
76
567.9 (564.3)
0.133 46
35.1 (36.1)
76
28.9 (33.3)
0.337 46
49.6 (31.2)
76
89.4 (118.6)
0.006 46
42.7 (37.1)
76
32.2 (34.3)
0.115 46
13.4 (12.8)
76
12.6 (13.3)
0.732
2006 65
732.4 (564.1)
57
509.9 (563.3)
0.031 65
33.8 (34.1)
57
28.3 (34.7)
0.385 65
49.2 (30.6)
57
103.1 (133.4)
0.004 65
42.4 (35.8)
57
29.1 (34.3)
0.038 65
14.5 (14.9)
57
11.1 (10.5)
0.145
2007 43
812.0 (581.4)
79
528.5 (545.4)
0.008 43
41.2 (34.9)
79
25.8 (33.0)
0.016 43
43.2 (30.8)
79
91.3 (115.5)
0.000 43
47.2 (37.1)
79
30.2 (33.6)
0.011 43
14.1 (12.3)
79
12.2 (13.5)
0.427
2008 59
871.6 (536.4)
63
400.7 (511.1)
0.000 59
45.3 (34.8)
63
18.0 (34.4)
0.000 59
60.8 (80.3)
63
87.1 (110.0)
0.132 59
44.7 (38.1)
63
28.2 (31.4)
0.009 59
15.2 (15.3)
63
10.8 (10.2)
0.068
2009 63
629.0 (576.1)
59
627.8 (573.3)
0.990 63
30.6 (33.4)
59
31.9 (35.7)
0.836 63
68.7 (82.7)
59
80.5 (111.2)
0.509 63
36.7 (36.4)
59
35.7 (35.1)
0.875 63
14.5 (15.2)
59
11.2 (10.2)
0.155
  1. * Independent sample t-test was done with unequal variances assumption