Table 4.

Physiological data results of experiment 1.

Parameter	Phase	N	Mean	Std. Dev.	Median	Minimum	Maximum
Heart Rate	Baseline	41	42 a	7	43	30	55
	Unknown person	39	52 b	12	49	35	80
	Umbrella opening	41	58 bc	13	56	34	88
	Ground obstacle	40	52 c	10	50	34	78
	Social isolation	40	54	17	52	31	129
SDNN	Baseline	41	218	167	163	70	1026
	Unknown person	39	244	184	216	70	1192
	Umbrella opening	41	207	100	176	59	408
	Ground obstacle	39	177	111	145	44	482
	Social isolation	38	227	191	167	29	1024
RMSSD	Baseline	41	191	150	127	48	568
	Unknown person	39	172	103	183	29	441
	Umbrella opening	41	133	92	116	28	404
	Ground obstacle	39	124	86	90	27	409
	Social isolation	38	156	116	136	23	453
LF/HF Ratio	Baseline	41	3	3	3	0	13
	Unknown person	39	7	11	3	0	59
	Umbrella opening	41	8	13	5	0	78
	Ground obstacle	40	5	7	3	0	35
	Social isolation	40	8	15	3	0	67

^a Significant difference between the marked phase and all the other phases (Tukey test). ^b,c Significant difference between the marked phases (Tukey test).