Table 4.
The effects of essential oil inhalation on Home BP for 4 weeks.
| SBP (mm Hg) | DBP (mm Hg) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Aromatherapy (n = 28) |
Placebo (n = 27) |
Control. (n = 28) |
F (P) | Aromatherapy (n = 28) |
Placebo (n = 27) |
Control. (n = 28) |
F (P) | ||
| Screening office BP |
140.6 ± 6.2 | 141.0 ± 6.2 | 140.1 ± 6.9 | 0.12 (.88) | 87.4 ± 7.5 | 87.0 ± 8.3 | 86.5 ± 7.9 | 0.09 (.91) | |
|
| |||||||||
| Home BP | |||||||||
|
| |||||||||
| 1st week | |||||||||
| (Tuesday) | Before | 136.6 ± 8.8 | 134.0 ± 9.3 | 135.1 ± 10.5 | 0.52 (.60) | 87.9 ± 6.5 | 84.8 ± 9.3 | 87.0 ± 9.0 | 1.04 (.36) |
| After | 131.8 ± 8.3 | 135.7 ± 9.3 | 136.3 ± 9.1 | 2.14 (.125) | 86.6 ± 6.4 | 84.5 ± 10.5 | 86.0 ± 8.1 | 0.43 (.65) | |
| (Friday) | Before | 134.3 ± 8.6 | 135.8 ± 12.0 | 133.4 ± 7.8 | 0.44 (.65) | 87.3 ± 8.5 | 84.5 ± 9.1 | 85.3 ± 8.7 | 0.78 (.46) |
| After | 128.3 ± 7.2a | 136.3 ± 10.3b | 134.9 ± 8.8b | 6.42 (.003) | 85.5 ± 6.7 | 84.9 ± 9.0 | 86.1 ± 9.1 | 0.14 (.87) | |
| 2nd week | |||||||||
| (Tuesday) | Before | 133.6 ± 10.3 | 132.3 ± 11.4 | 131.4 ± 9.9 | 0.31 (.74) | 86.6 ± 7.3 | 83.9 ± 8.1 | 84.2 ± 8.3 | 1.03 (.36) |
| After | 128.6 ± 8.4 | 133.4 ± 11.8 | 132.6 ± 9.3 | 1.86 (.16) | 86.6 ± 5.6 | 84.3 ± 8.9 | 83.8 ± 7.8 | 1.16 (.32) | |
| (Friday) | Before | 133.4 ± 5.4 | 132.0 ± 9.6 | 134.5 ± 9.0 | 0.64 (.53) | 85.7 ± 6.6 | 83.8 ± 7.7 | 85.3 ± 8.9 | 0.47 (.63) |
| After | 127.8 ± 6.4a | 133.7 ± 9.6b | 134.9 ± 9.4b | 5.50 (.006) | 84.2 ± 7.2 | 83.9 ± 7.7 | 85.2 ± 9.3 | 0.19 (.83) | |
| 3rd Week | |||||||||
| (Tuesday) | Before | 129.1 ± 6.8 | 132.8 ± 12.4 | 132.2 ± 9.2 | 1.16 (.32) | 85.3 ± 6.6 | 83.1 ± 9.6 | 83.7 ± 9.1 | 0.51 (.60) |
| After | 125.6 ± 7.3a | 134.2 ± 11.3b | 132.1 ± 9.4b | 6.15 (.003) | 83.5 ± 7.2 | 82.4 ± 10.5 | 84.6 ± 9.4 | 0.42 (.66) | |
| (Friday) | Before | 129.3 ± 8.2 | 132.6 ± 9.6 | 133.6 ± 9.1 | 1.77 (.18) | 84.4 ± 7.7 | 82.9 ± 8.7 | 85.2 ± 7.9 | 0.57 (.57) |
| After | 125.7 ± 6.0a | 132.3 ± 9.7b | 133.7 ± 10.1b | 6.54 (.002) | 83.5 ± 6.3 | 83.6 ± 8.7 | 83.4 ± 8.6 | 0.002 (1.00) | |
| 4th week | |||||||||
| (Tuesday) | Before | 131.4 ± 6.6 | 134.2 ± 10.4 | 132.2 ± 8.9 | 0.73 (.49) | 83.9 ± 6.8 | 83.8 ± 9.8 | 83.7 ± 8.3 | 0.003 (1.00) |
| After | 126.4 ± 6.5a | 135.4 ± 12.1b | 132.3 ± 7.9b | 7.00 (.002) | 82.5 ± 7.8 | 84.9 ± 11.1 | 83.6 ± 7.5 | 0.45 (.61) | |
| (Friday) | Before | 130.4 ± 8.1 | 132.5 ± 12.4 | 133.2 ± 9.5 | 0.56 (.57) | 84.8 ± 6.9 | 83.9 ± 11.7 | 85.2 ± 8.0 | 0.14 (.87) |
| After | 126.3 ± 6.3a | 132.9 ± 12.9b | 134.0 ± 8.0b | 5.51 (.006) | 83.8 ± 7.8 | 83.9 ± 10.8 | 84.8 ± 9.2 | 0.11 (.90) | |
|
| |||||||||
| F (P) | Time: 0.70 (.67); Group: 8.25 (.001); G*T: 1.24 (.25) | Time: 0.84 (.56); Group: 0.09 (.91); G*T: 0.92 (.54) | |||||||
Mean ± SD: mean ± standard deviation. *Repeated measures of ANOVA. Different superscripts (a, or b) indicate a significant difference (Tukey's test; P < .05).