Figure 2: Test results for the support-efficacy model with centenarians residing in private homes; model fit: Satorra-Bentler ( ; ) =5.14; ; ; ; (using F1ML). Nonsignificant paths deleted; parameter estimates are from the standardized solution. Test of Indirect Effect for Social Resources on Physical Health (.07; ; ; two-tailed). Test of Indirect Effect for Social Provisions on Physical Health (.09; ; ; two-tailed). Endogenous variables were controlled for sex, mental status, ADLs, education, and economic sufficiency.