Aromatherapy Benefits Autonomic Nervous System Regulation for Elementary School Faculty in Taiwan

Table 4

Age subgroup paired 𝑡-test result for aroma.

Items	Below 34 (𝑛=21)	35–44 (𝑛=19)	Above 45 (𝑛=14)
SYS (mmHg)
Before	124.43±10.06 **	119.32±15.26 *	127.00±12.29 **
After	114.24±11.49	109.26±20.99	115.36±13.78
DIA (mmHg)
Before	82.62±7.18 **	81.11±7.26 **	85.79±9.26 **
After	77.48±6.19	73.95±7.95	79.50±9.69
HR (BPM)
Before	80.71±10.52 **	87.42±18.04 *	81.00±11.52 **
After	72.29±8.36	77.00±11.16	74.86±9.74
HRV (ms)
Before	131.86±70.25 **	172.37±72.99 **	98.79±33.48 **
After	190.10±98.56	232.84±97.32	162.14±50.86
HF (%)
Before	51.52±16.46 *	51.89±15.51 *	48.71±14.18 *
After	62.33±10.03	60.95±11.22	61.36±8.64
LF (%)
Before	48.48±16.46 *	48.11±15.51 *	51.29±14.18 *
After	37.67±10.03	39.05±11.22	38.64±8.64
LF/HF
Before	1.200±0.87 **	1.12±0.962 *	1.200±0.618 **
After	0.66±0.35	0.62±0.21	0.679±0.27

* 𝑃<.05; **𝑃<.01; ***𝑃<.001.