. 2018 May 4;8:7077. doi: 10.1038/s41598-018-25344-5

Table 1.

Matrix of the correlation between the variables of deforestation activities, landscape and the environment (rainfall), and the number of malaria cases in Brazilian Amazonian States.

Variables	No. of malaria cases	Deforestation (km²)	Degradation (km²)	Impact (km²)	Accum. rainfall (mm³)	No. of patches (>5 km²)	No. of patches (<5 km²)	No. of patches (<0.5 km²)	No. of patches (<0.25 km²)	No. of patches (<0.10 km²)
Deforestation (km²)	0.82^c
Degradation (km²)	0.58	0.87^b
Impact (km²)	0.73^d	0.96^a	0.93^a
Accum. rainfall (mm³)	−0.80^c	−0.90^a	−0.82^b	−0.86^b
No. of patches (>5 km²)	0.24	0.63^e	0.87^b	0.68^d	−0.60^e
No. of patches (<5 km²)	0.81^c	0.96^a	0.87^a	0.94^a	−0.94^a	0.64^e
No. of patches (<0.5 km²)	0.80^c	0.89^a	0.83^b	0.89^a	−0.98^a	0.56	0.96^a
No. of patches (< 0.25 km²)	0.72^d	0.84^b	0.82^b	0.85^b	−0.94^a	0.55	0.88^a	0.95^a
No. of patches (<0.10 km²)	0.46	0.47	0.46	0.54	−0.52	0.37	0.57^e	0.56	0.63^e
No. of patches (<0.08 km²)	0.33	0.30	0.28	0.35	−0.27	0.23	0.40	0.33	0.42	0.89^a

^aP < 0.0001; ^bP < 0.001; ^cP < 0.005; ^dP < 0.01; ^eP < 0.05.