Table 4. The results of One-way ANOVA analysis of microclimatic results and human thermal sensations(PET and UTCI) on September 3 and 4(all 842 data). T_a, RH, µ, T_mrt mean air temperature, relative humidity, wind speed and mean radiant temperature

	Mean±standard deviation
	T_a(℃)	RH(%)	µ(ms^—1)	T_mrt(℃)	PET(℃)	UTCI(℃)
Natural grass	26.8±0.54^a	64.7±3.5^c	2.3±0.78^b	53.9±3.86^b	34.3±2.14^a	33.3±1.41^a
Artificial grass	27.3±0.71^c	62.9±2.6^a	2.0±0.72^a	58.1±3.93^c	37.2±2.41^c	35.0±1.47^c
Clay sand	27.0±0.52^b	63.8±3.2^b	1.9±0.60^a	53.2±3.47^a	34.8±1.93^b	33.7±1.16^b