Table 5.

Multiple regression analysis showing the key predicting factors for Anopheles larvae density

Variable	B	95% C.I. for B		t	Sig.
		Lower	Upper
Depth	0.006	− 0.002	0.013	1.549	0.123
Temperature	0.027	0.003	0.052	2.197	0.03
pH	0.176	− 0.015	0.367	1.824	0.07
Perimeter	− 0.046	− 0.237	0.145	− 0.475	0.636
Turbidity	− 0.08	− 0.178	0.018	− 1.606	0.11
Distance to nearest house	− 0.071	− 0.163	0.022	− 1.509	0.134
Canopy cover	− 0.068	− 0.234	0.099	− 0.799	0.426
Surface debris	− 0.133	− 0.318	0.051	− 1.429	0.155
Algae	0.114	− 0.069	0.297	1.232	0.22
Emergent plants	− 0.093	− 0.153	− 0.033	− 3.071	0.003
Habitat type	− 0.026	− 0.066	0.014	− 1.278	0.203
Substrate type	− 0.027	− 0.177	0.124	− 0.353	0.725
Intensity of light	0.185	− 0.251	0.622	0.839	0.403
Water current	− 0.584	− 1.302	0.134	− 1.606	0.11
Habitat permanence	0.103	− 0.104	0.31	0.986	0.326
Constant	− 2.301	− 3.913	− 0.689	− 2.82	0.005

CI confidence intervals, B the unstandardized coefficient value, Sig significant at p < 0.05