| Variables | Groups | P- value |
|---|
| Peppermint | Lavender | Control |
|---|
| Number (%) | Number (%) | Number (%) |
|---|
| Age(Year) | 33–43 | 6(17.1) | 2(5.7) | 3(8.6) | 0.183d e |
| 44–54 | 6(17.8) | 12(34.3) | 14(40.0) |
| 55–65 | 23(65.7) | 21(60.0) | 18(51.4) |
| gender | Female | 15(42.9) | 14(40.0) | 12(34.3) | 0.765 |
| Male | 20(57.1) | 21(60.0) | 23(65.7) |
| Marital status | Single | 7(20.0) | 14(40) | 10(28.6) | 0.184 |
| Married | 28(80.0) | 21(60) | 25(71.4) |
| Body Mass Index (Kg/M2) | 18.5≥ | 0(0) | 0(0) | 0(0) | 0.065 |
| 18.51–24.99 | 4(11.4) | 0(0) | 3(8.6) |
| 25–29.99 | 13(37.1) | 23(65.7) | 14(40.0) |
| 30≤ | 18(51.4) | 12(34.3) | 18(51.4) |
| Job | self-Employment | 7(20.0) | 7(20.0) | 12(34.3) | 0.503 |
| Retired | 19(54.3) | 16(45.7) | 15(42.9) |
| Housekeeper | 9(25.7) | 12(34.3) | 8(22.9) |
| Education status | Non-academic | 29(82.9) | 29(82.9) | 30(85.7) | 0.388 |
| Academic | 6(17.1) | 6(17.1) | 5(14.3) |
| Type of cardiac disease | MIa | 15(42.9) | 19(54.3) | 14(40.0) | 0.702 |
| CADb | 13(37.1) | 11(31.4) | 12(34.3) |
| CHFc | 7(20.0) | 5(14.3) | 9(25.7) |
| Diabetes history | Yes | 13(37.1) | 12(34.3) | 12(34.3) | 0.959 |
| No | 22(62.9) | 23(65.7) | 23(65.7) |
| MI history | Yes | 11(31.4) | 13(37.1) | 8(22.9) | 0.426 |
| No | 24(68.6) | 22(62.9) | 27(77.1) |
| Aromatherapy history | Yes | 6(17.1) | 4(11.4) | 5(14.3) | 0.792 |
| No | 29(82.9) | 31(88.6) | 30(85.7) |
- a Myocardial infarction; b Coronary artery diseases; c Congestive heart failure; d Non-significant; e Base on Chi-Square test
- All three groups of peppermint essential oil, lavender essential oil, and control were homogeneous in terms of the demographic variables
