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

Table 3

Position subgroup paired 𝑡-test result for aroma.

Items	Administrative staff (𝑛=19)	Homeroom teacher (𝑛=21)	Substitute teacher (𝑛=14)
SYS (mmHg)
Before	123.16±11.34	123.10±14.74 *	123.79±12.50 **
After	111.16±15.74	113.43±17.10	114.00±15.27
DIA (mmHg)
Before	82.37±7.32 **	82.00±8.78 **	85.00±7.26 **
After	76.68±9.05	76.10±7.91	77.86±7.02
HR (BPM)
Before	83.42±12.37 **	84.71±17.78 *	80.43±9.21 **
After	73.42±9.71	76.57±10.34	73.29±9.29
HRV (ms)
Before	138.84±79.54 **	147.38±63.93 **	121.00±63.48 **
After	216.26±108.82 **	205.67±71.53	161.29±87.21
HF (%)
Before	48.95±16.54 **	52.86±12.23 *	50.71±18.37
After	64.58±6.19	60.10±8.01	59.07±16.04
LF (%)
Before	51.05±16.54 **	47.14±12.23 *	49.29±18.37
After	35.42±6.19	39.90±8.01	40.93±16.04
LF/HF
Before	1.33±.99 **	0.99±0.48 *	1.22±1.02 *
After	0.56±0.146	0.71±0.25	0.72±0.48

* 𝑃<.05; **𝑃<.01; ***𝑃<.001.