Study	Reason for exclusion
Aggarwal 2017	Ineligible follow‐up period
Arcari 1997	Ineligible follow‐up period
Arora 2013	Not possible to isolate the mindfulness element
Baruffi 2014	Ineligible patient population
Bloom 2017	Ineligible study design
Bowen 2009	Ineligible follow‐up period
Brewer 2011	Ineligible follow‐up period
Bricker 2014b	Ineligible follow‐up period
Chirikos 2004	Ineligible patient population
Cropley 2007	Ineligible follow‐up period
Davis 2013	Ineligible follow‐up period
Davoudi 2017	Ineligible follow‐up period
Elibero 2011	Ineligible follow‐up period
Elwafi 2013	Ineligible follow‐up period
Gifford 2011	Not possible to isolate the mindfulness element
Heffner 2013	Ineligible follow‐up period
Hemenway 2021	Ineligible follow‐up period
Hernandez‐Lopez 2009	Ineligible study design
Janes 2019	Ineligible follow‐up period
Jang 2019	Ineligible intervention
Jones 2015	Ineligible follow‐up period
Jones 2017	Not possible to isolate the mindfulness element
Karelka 2020	Ineligible follow‐up period
Kochupillai 2005	Ineligible study design
Luberto 2016	Ineligible follow‐up period
Luk 2019	Not possible to isolate the mindfulness element
Luo 2018	Ineligible follow‐up period
Minami 2018	Ineligible follow‐up period
Mineyama 2019	Ineligible study design
Mujcic 2018	Not possible to isolate the mindfulness element
NCT01314378	Ineligible follow‐up period
NCT04038255	Ineligible follow‐up period
Otto 2020	Ineligible follow‐up period
Pakhale 2014	Ineligible study design
Rogojanski 2011a	Ineligible follow‐up period
Rogojanski 2011b	Ineligible follow‐up period
Ruscio 2016	Ineligible follow‐up period
Sarkar 2017	Not possible to isolate the mindfulness element
Schuman‐Olivier 2014	Ineligible follow‐up period
Shahab 2013	Ineligible follow‐up period
Sharma 2013	Ineligible study design
Sidhu 2016	Ineligible study design
Spears 2019	Ineligible follow‐up period
Sussman 2004	Not possible to isolate the mindfulness element
Tang 2013	Ineligible outcomes
Ussher 2009	Ineligible follow‐up period
Zeng 2016	Ineligible study design