Covariates considered Covariates considered # Papers (N total papers = 47)
Socioeconomic Socioeconomic
Social or environmental factors [a) social interaction and support networks; b) social stigma of a condition, socioeconomic status; c) access to treatment centre, culture and lay beliefs about illness and treatment; d) health-related media use n = 1 (Park et al., 2015)
Economic factors [a) financial status; b) education and literacy; c) employment; d) living condition; e) insurance access and coverage] n = 4 (Flicoteaux et al., 2017; Stange et al., 2013; Mohan et al., 2014; Park et al., 2015)
Patient’s lifestyle factors [a) substance abuse; b) social situations; c) physical activities] n = 2 (Flicoteaux et al., 2017; Mugo et al., 2014)
Healthcare system related Healthcare system related
Related to the patient-HCP relationship [a) communication abilities; b) trust in provider; c) provision of patient education, training, and follow up; d) time availability of consultation] 0
Directly related to the different figures and institutions involved in healthcare [a) access of barriers to the system; b) quality and cost of health services; c) insurance coverage and co-payment; d) provider continuity; e) drug supply; f) regulation process; g) provision of feedback and training to HCP; h) community support available to patients] n = 1 (Laba et al., 2018)
Disease related Disease related
a) progress, duration, and severity of the condition and its symptomatology; b) level of disability caused by the condition at the physical, psychological, social, and vocational levels; c) existence of co-morbidities n = 3 (Flicoteaux et al., 2017; Mugo et al., 2014; Jahn et al., 2014)
Treatment related Treatment related
Treatment regimen [a) complexity and duration of the treatment; b) patient friendliness of the regimen; c) interference in the routine of the patient; d) variation and changes of the treatment] n = 2 (Stange et al., 2013; Jahn et al., 2014)
Treatment effects [a) appearance of the beneficial effects or side effects; b) experience of failures in previous treatments] 0
Treatment properties [a) formulation and physical properties of medication; b) cost of treatment] 0
Patient related Patient related
Unalterable characteristics [a) demographics; b) experience with treatment and treatment setting; c) physical characteristics of the patient] n = 5 (Mugo et al., 2014; Stange et al., 2013; Mohan et al., 2014; Jahn et al., 2014; Park et al., 2015)
Cognitive and psychological factors [a) health literacy; b) perceptions, beliefs, and concerns of the patients regarding their condition; c) motivation and ability to manage the condition] n = 1 (Mohan et al., 2014)
Behavioral factors [a) lifestyle of the patient; b) organization; c) planning abilities] n = 1 (Mugo et al., 2014)