This study examined relations between social isolation, loneliness, and social support to health outcomes in a sample of New Mexico seniors. The researchers questioned a random sample of 755 southern New Mexico seniors and found that belongingness support relates most consistently to health outcomes.
Joe Tomaka, Sharon Thompson, Rebecca Palacios First Published June 1, 2006 Research Article https://doi.org/10.1177/0898264305280993
Aging Health. 2006 Jun;18(3):359-84. doi: 10.1177/0898264305280993.