Table 4

Bootstrap results for indirect effects between structural parameters

Quality of lifeHappiness
Estimates, SE95% CI, significance levelEstimates, SE95% CI, significance level
DAS28CRP3vβ=−0.26, 0.05(−0.36 to −0.16), 0.003β=−0.06, 0.03(−0.13 to −0.01), 0.04
Positive personalityβ=0.33, 0.06(0.21 to 0.45), 0.004β=0.06, 0.03(0.01 to 0.14), 0.03
Impact of diseaseβ=−0.02, 0.01(−0.06 to −0.001), 0.04
  • Standardised indirect effects indicate the strength of the associations (magnitude between −1 and +1). Higher absolute values indicate a stronger (positive or negative) association.

  • DAS28CRP3v, Disease Activity Score using 28 joints and C reactive protein and three variables.