Table 2

Analysis of trypanosome infection in midgut sections over time.


Days after infected feed

3–8
 14–28
 32–47
 ≥ 49
 Total
Proventriculus




Red < green
 19.59*
 2.38
 2.64
 5.16
 29.78
Red = green
 1.24
 0.74
 0.24
 0.39
 2.60
Red > green
 19.30*
 0.32
 2.52
 0.20
 22.34
Total
 40.13
 3.44
 5.40
 5.75
 54.72






Anterior midgut




Red < green
 90.89*
 2.14
 0.39
 2.40
 95.82
Red = green
 4.72
 9.20
 0.77
 1.88
 16.56
Red > green
 19.38*
 5.71
 0.55
 0.39
 26.03
Total
 114.98
 17.05
 1.70
 4.67
 138.41






Mid/posterior midgut




Red < green
 0.01
 13.26
 3.14
 3.81
 20.22
Red = green
 3.11
 21.23*
 4.84
 5.36
 34.53
Red > green
 0.04
 12.94
 1.82
 4.60
 19.40
Total
 3.15
 47.43
 9.81
 13.77
 74.16

Each 3 × 4 table contains the chi-squared values obtained for individual cells for each part of the midgut using the data shown in Fig 3. * indicates highest contributions to the overall chi-squared value for each midgut section

Peacock et al. Kinetoplastid Biology and Disease 2007 6:4   doi:10.1186/1475-9292-6-4