Fig 1.
PRISMA flow diagram of the review process.
Table 1.
Summary of the meta-analyses’ results.
Table 2.
Description of the studies includes for perceived social support and subjective burden.
Fig 2.
Forest plot for perceived social support and subjective burden.
Fig 3.
Funnel plot for perceived social support and subjective burden.
Table 3.
Description of the studies includes for received social support and subjective burden.
Fig 4.
Forest plot for received support and subjective burden.
Fig 5.
Funnel plot for received social support and subjective burden.