Table 1 Abundance, sporozoite rate and relative transmission index of specimens collected over a two years period, at all sentinel sites in Zambézia province, 2006-2010.
| Â | Period 1 | Period 2 |
|---|---|---|
| Â | 2006 to 2007 | 2009 to 2010 |
An. gambiae s.l | Â | Â |
   No Caught | 2304 | 1465 |
   No analyzed for species identification | 456 | 449 |
   Proportion An. gambiae s.s (%) | 91 | 63 |
   Proportion An. arabiensis (%) | 5 | 22 |
An. Arabiensis | Â | Â |
   No estimated | 115 | 322 |
   No per trap per 100 nights | 0.058 | 0.2 |
   Sporozoite rate (%) | 0 (n = 24) | 0 (n = 98) |
   Transmission index | NA | NA |
   Transmission index relative to baseline | 1 | NA |
An. gambiae s.s | Â | Â |
   No estimated | 2097 | 923 |
   No per trap per 100 nights | 0.997 | 0.59 |
   Sporozoite rate (%) | 4.096 (n = 415) | 1.053 (n = 285) |
   Transmission index | 0.0486 | 0.0062 |
   Transmission index relative to baseline | 1 | 0.13 |
An. funestus s.s | Â | Â |
   No Caught | 1997 | 856 |
   No per trap per 100 nights | 1.59 | 0.19 |
   Sporozoite rate (%) | 2.272 (n = 660) | 0 (n = 272) |
   Transmission index | 0.036 | NA |
   Transmission index relative to baseline | 1 | NA |