Table 1. Correlation (ρ) between monthly GBS cases and monthly meteorological (or climatic) factors from January 2000 to June 2016.

* denotes p-value ∈ (0.01, 0.1], ** denotes p-value ∈ (0.001, 0.01] and *** denotes p-value < 0.001.

Climatic Factor	Correlation(ρ)	95% CI	Adjusted p-value	Significance
Mean pressure	0.209	[0.072, 0.338]	0.0336	*
Maximum temperature	-0.220	[−0.348,−0.083]	0.0198	*
Mean temperature	-0.237	[−0.364,−0.102]	0.0081	**
Minimum temperature	-0.244	[−0.371,−0.109]	0.0056	**
Mean dew point	-0.199	[−0.329,−0.061]	0.0541	*
Mean relative humidity	0.124	[−0.016, 0.258]	0.8987
Mean amount of cloud	0.139	[0.000, 0.273]	0.5495
Total bright sunshine	-0.238	[−0.365,−0.102]	0.0079	**
Daily global solar radiation	-0.188	[−0.319,−0.050]	0.0853	*
Total evaporation	-0.284	[−0.407,−0.151]	5.200e-04	***
Prevailing wind direction	-0.176	[−0.308,−0.038]	0.1413