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. 2020 May;30(3):449–458. doi: 10.4314/ejhs.v30i3.16

Table 1.

Basic features of included studies

Author/ Year Country Number of
Participants
Intervention Assessment Efficacy of
aromatherapy
Parity
Hur and Park. 2003. (11) Korea 48 Aromatherapy massage Pain and anxiety (120 minutes after
intervention)
Not significant Primipara
Burns et al. 2007. (12) Italy 513 Inhalation
aromatherapy
Anxiety and pain (after intervention) Significant for both Primipara/
Multipara
Safarzadeh et al. 2008. (13) Iran 60 Aromatherapy massage Pain (after intervention) Significant Primipara
Mirzaei F et al. 2009. (14) Iran 121 Inhalation
aromatherapy
Anxiety (60 min after the intervention) Significant:60
minutes after the
intervention
Primipara
Alavi et al. 2010. (15) Iran 160 Inhalation
aromatherapy
Pain (30 and 60 minutes after the
intervention)
Significant Primipara
Tafazoli M et al. 2010. (16) Iran 102 Inhalation
aromatherapy
Anxiety (immediately and 60
minutes after intervention)
Significant: 60
min after the
intervention
Primipara
Mohammad khani et al.
2011. (17)
Iran 90 Aromatherapy massage Pain (30 minutes after the
intervention)
Significant Primipara
Kyoung and Haeng. 2011.
(18)
Korea 81 Aromatherapy massage Anxiety (latent phase and after the
intervention)
Significant Primipara/
Multipara
Seraji et al. 2011. (19) Iran 120 Inhalation
aromatherapy
Pain (after the intervention at active
phase of labor).
Significant Multipara
Vakilian et al. 2012. (20) Iran 120 Inhalation
aromatherapy
Pain (three times after the
intervention).
Significant Multipara
Setayeshvalipur et al. 2012.
(21)
Iran 120 Inhalation & Footbath
aromatherapy
Pain (30 minutes after intervention) Significant Primipara
Kheirkhah M et al. 2012.
(22)
Iran 120 Inhalation & Footbath
aromatherapy
Anxiety (after intervention) Significant Primipara
Ahmadi et al. 2013. (23) Iran 70 Inhalation
aromatherapy
Pain (after the
intervention for 1 hour)
Significant Primipara
Rashidi Fakari et al. 2013.
(24)
Iran 130 Inhalation
aromatherapy
Pain (after intervention at active phase
of labor).
Significant Primipara
Joseph et al. 2013. (25) India 130 Massage aromatherapy Pain (30 and 120 minutes after
intervention)
Significant Primipara
Ozgoli et al. 2013. (26) Iran 128 Inhalation
aromatherapy
Pain and anxiety (after intervention at
active phase of labor)
Significant for
both
Primipara
Hamdamian et al. 2014. (27) Iran 110 Inhalation
aromatherapy
Pain and anxiety (after intervention at
active phase of labor)
Significant for
both
Primipara
Namazi et al. 2014. (28) Iran 126 Inhalation
aromatherapy
Pain and anxiety (after intervention at
active phase of labor)
Significant for
both
Primipara
Heidarifard et al. 2014.
(29)
Iran 130 Inhalation
aromatherapy
Pain and anxiety (after intervention at
active phase of labor)
Significant for
both
Primipara
Kaviani et al. 2014. (30) Iran 156 Inhalation
aromatherapy
Pain (30 and 60 minuets
after intervention)
Not significant Primipara
Janula et al. 2015. (31) India 600 Inhalation
aromatherapy
Pain and anxiety (after intervention at
active phase of labor)
Significant Primipara
Heidaryfard et al. 2015.
(32)
Iran 130 Inhalation
aromatherapy
Pain (after intervention at active phase
of labor)
Significant Primipara
Rashidi Fakari et al. 2015.
(33)
Iran 100 Inhalation
aromatherapy
Anxiety (20 min after the intervention) Significant Primipara
Fakari and
Tabatabaeichehr. 2015.
(34)
Iran 100 Inhalation
aromatherapy
Anxiety (20 min after the
intervention)
Not significant Primipara
Rashidi-Fakari et al. 2015.
(35)
Iran 100 Inhalation
aromatherapy
Anxiety (20 min after the intervention) Not significant Primipara
Yazdkhasti et al. 2016. (36) Iran 120 Inhalation
aromatherapy
Pain (30 minutes after the
intervention at active phase of labor)
Significant Primipara
Lamadeh and Nomani.
2016. (37)
Egypt 600 Massage aromatherapy Pain and anxiety (after the
intervention at active phase of labor)
Significant for
both
Primipara
Vahaby et al. 2016. (38) Iran 80 Inhalation
aromatherapy
Pain (after the intervention at active
phase of labor)
Significant Primipara
Roozbahani et al. 2016. (39) Iran 111 Massage aromatherapy Pain (30 minutes after the
intervention)
Significant Primipara
Esmaelzadeh et al. 2016.
(40)
Iran 126 Inhalation
aromatherapy
Anxiety (after the intervention) Significant Nullipara
Ozgoli et al. 2016. (41) Iran 126 Inhalation
aromatherapy
Pain and anxiety (after the
intervention at active phase of labor)
Significant Primipara
Alavi et al. 2017. (42) Iran 120 Inhalation
& Footbath
aromatherapy
Pain (after the intervention) Significant Primipara
Nehbandani et al. 2018.
(43)
Iran 160 Inhalation
aromatherapy
Pain (after the intervention at active
phase of labor)
Significant Primipara

VAS: Visual Analog Scale; STAI: State-Trait Anxiety Inventory