Table 5: Quality assessment of studies included according to the Jadad scale.

Reference⁢Quality assessment of methodology based on Jadad scale
RandomizationAppropriate method of randomization and description⁢BlindingDescription of dropouts/withdrawalsJadad score (score out of 5)
No blindingSingle blindDouble blindAppropriate method of double blinding and description

Inhalation aromatherapy

Aromatherapy massage

In this study, both aromatherapy modalities were tested, inhalation aromatherapy and aromatherapy massage. Therefore, the study was included in both categories in the table. NA, not applicable.