Table 2.

Observational studies included in the systematic review.

Authors	Country	Year	Results	NOS
Chismark et al. [8]	USA	2011	This survey conducted on dental hygienists concerned the use of complementary medicine, including yoga and meditation to manage muscle-skeletal pain and obtain a better overall health and career satisfaction.	8
Kemper et al. [20]	USA	2011	This study reported the results of an online survey administered to nurses to evaluate their experience with meditation, prayer and mind–body practices. Expectations about the benefits of physical, emotional, mental and spiritual health and preferences on the type and structure of meditation training were also investigated.	5
Perez et al. [3]	USA	2015	The target population of this study was represented by palliative care clinicians. Factors of interest in the interviewed population were the challenges of managing a heavy workload (establishing skills and recognizing limitations); patient-related factors (patient management and case intensity); emotional and professional limits (limited resources, conflicting needs and expectations).	5
Sulenses et al. [21]	USA	2015	This survey was structured in 22 questions to evaluate the commitment to yoga practice, barriers to yoga practice, acceptability as additional treatment for physical and mental health and the characteristics of the participants. The aim was to demonstrate the under-utilization of yoga as a complementary alternative medicine resource (CAM).	8