Table 4.

Correlation between the significant weather variables (temperature, humidity, and radiation) on the day of admission with patients' clinical and laboratory parameters.

Variables		Temperature °C 2 m elevation corrected daily mean			Relative humidity % 2 m daily mean			Direct shortwave radiation W/m2 sfc daily summation			Temperature °C sfc daily mean
	Pearson correlation	Sig. (2-tailed)	N	Pearson correlation	Sig. (2-tailed)	N	Pearson correlation	Sig. (2-tailed)	N	Pearson correlation	Sig. (2-tailed)	N
CRP	0.258**	0	429	−0.203**	0	429	0.125**	0.01	429	0.260**	0	429
Neutrophil count	0.205**	0	433	−0.175**	0	433	0.044	0.356	433	0.194**	0	433
Age at diagnosis	0.134**	0.005	433	−0.066	0.168	433	0.146**	0.002	433	0.148**	0.002	433
WCC	0.131**	0.006	433	−0.130**	0.007	433	0.035	0.464	433	0.126**	0.009	433
AST	0.128**	0.008	433	−0.038	0.43	433	0.052	0.281	433	0.137**	0.004	433
ALP	0.111*	0.021	433	−0.09	0.06	433	0.064	0.186	433	0.112*	0.019	433
Duration of illness, days (symptom onset to admission)	0.058	0.225	433	−0.099*	0.04	433	0.084	0.082	433	0.054	0.259	433
Lymphocyte count	−0.104*	0.031	433	0.081	0.093	433	−0.061	0.203	433	−0.118*	0.014	433
eGFR	−0.144**	0.003	432	0.066	0.173	432	−0.128**	0.008	432	−0.152**	0.002	432
Hb	−0.162**	0.001	433	0.120*	0.012	433	−0.107*	0.026	433	−0.161**	0.001	433
Na	−0.170**	0	433	0.07	0.143	433	−0.119*	0.013	433	−0.177**	0	433
Albumin	−0.267**	0	432	0.258**	0	432	−0.166**	0.001	432	−0.263**	0	432

^**Correlation is significant at the 0.01 level (two-tailed).

^*Correlation is significant at the 0.05 level (two-tailed).