Table 1. Correlation analysis between meteorological factors and the number of human brucellosis cases in Shaanbei upland plateau and the Guanzhong basin in Shaanxi Province, China, 2005–2018.

Meteorological factors	Shaanbei upland plateau			Guanzhong basin
	Spearman coefficient	Lag value (month)	p	Spearman coefficient	Lag value (month)	p
Air temperature	0.56	0	<0.001 **	0.36	0	<0.001**
Rainfall	0.38	0	<0.001 **	0.25	0	0.010*
Evaporation	0.67	0	<0.001 **	0.30	0	<0.001**
Sunshine duration	0.54	0	<0.001 **	0.20	0	0.010*
Humidity	−0.22	0	0.01 *	−0.06	0	0.460
Lag in air temperature	−0.75	4	<0.001 **	−0.40	5	<0.001**
Lag in rainfall	−0.59	3	<0.001	−0.34	4	<0.001**
Lag in evaporation	−0.68	5	<0.001**	−0.37	6	<0.001**
Lag in sunshine duration	−0.50	6	<0.001 **	−0.31	7	<0.001**
Lag in humidity	−0.66	2	<0.001 **	−0.35	3	<0.001**

Notes.

^*p < 0.05.

^**p < 0.001.