Table 2 Key components related to the third-wave CBT interventions and targeted outcomes

Mindfulness-based stress reduction

Schellekens (2017) [31]

✔

Caregiver burden, compassion, distress, mindfulness, posttraumatic stress symptoms, relationship satisfaction, rumination

Kubo (2019) [25]

✔

Anxiety, depression, distress, fatigue, mindfulness, pain, posttraumatic growth, quality of life, sleep quality

Kubo (2020) [20]

✔

Anxiety, depression, distress, mindfulness, quality of life

MBSR based therapy

Hsiao (2016) [28]

✔

✔

✔

Anxiety, attachment, depression, psychological well-being, quality of life, sleep quality, stress response

Price-Blackshear (2020) [29]

✔

Anxiety, depression, dyadic adjustment, fatigue, interpersonal mindfulness, mindfulness, perceived stress, relationship quality

Acceptance and commitment therapy

Mosher (2019) [19]

✔

✔

✔

✔

✔

✔

Acceptance of illness, anxiety, depression, distress

Köhle (2021) [27]

✔

✔

✔

✔

✔

✔

Caregiver strain, compassion, distress, general health, positive mental health, posttraumatic growth, psychological flexibility, relational communication style, resilience, sense of mastery

Mosher (2022) [24]

✔

✔

✔

✔

✔

✔

Caregiver burden, engagement in daily activities, psychological flexibility, quality of life, value-based living,

ACT based therapy

Milbury et al. (2020) [21]

✔

✔

✔

✔

✔

Cancer-related stress symptoms, depression, spiritual well-being

Milbury et al. (2020) [22]

✔

✔

✔

✔

✔

Compassion, depression, intimacy, mindfulness

Acceptance based cognitive behavioral therapy

Trevino (2017) [30]

✔

✔

Anxiety, depression, quality of life

Langerian mindfulness

Geng (2019) [26]

✔^a

Caregiving situation, mindfulness