Table 4 Hierarchical Multiple Logistic Regression Analyses of Purpose in Life and Possible Presence of RLS
From: Is purpose in life associated with less sleep disturbance in older adults?
β | SE | p | Odds ratio | 95% CI | Χ 2 | Nagelkerke R 2 | ||
|---|---|---|---|---|---|---|---|---|
Possible presence of RLS at Baseline (n = 814) | Step 1 | 8.189(4) | .015 | |||||
Sex | −.315 | .208 | .131 | .730 | .485–1.098 | |||
Years of Education | −.043 | .028 | .129 | .958 | .906–1.013 | |||
Age | .019 | .012 | .109 | 1.019 | .996–1.043 | |||
Race | .043 | .179 | .808 | 1.044 | .735–1.483 | |||
Step 2 | 11.758 (5) * | .022 | ||||||
Sex | −.307 | .209 | .141 | .736 | .489–1.108 | |||
Education | −.032 | .029 | .263 | .968 | .915–1.025 | |||
Age | .014 | .012 | .263 | 1.014 | .990–1.038 | |||
Race | .050 | .180 | .782 | 1.051 | .739–1.494 | |||
Purpose in Life | −.355 | .188 | .059 | .701 | .485–1.013 | |||
Possible presence of RLS at 1-Year Follow-Up (n = 814) | Step 1 | 3.105(4) | .006 | |||||
Sex | −.087 | .203 | .667 | .916 | .616–1.364 | |||
Years of Education | −.045 | .028 | .111 | .956 | .904–1.010 | |||
Age | −.002 | .012 | .884 | .998 | .975–1.021 | |||
Race | −.117 | .179 | .514 | .890 | .626–1.264 | |||
Step 2 | 14.688 (5) ** | .027 | ||||||
Sex | −.073 | .204 | .722 | .930 | .623–1.388 | |||
Years of Education | −.026 | .029 | .367 | .974 | .920–1.031 | |||
Age | −.012 | .012 | .326 | .988 | .964–1.012 | |||
Race | −.109 | .181 | .547 | .897 | .629–1.279 | |||
Purpose in Life | −.646 | .191 | .001 | .524 | .361–.762 | |||
Possible presence of RLS at 2-Year Follow-Up (n = 550) | Step 1 | 2.218(4) | .006 | |||||
Sex | −.196 | .237 | .407 | .822 | .517–1.307 | |||
Years of Education | −.026 | .033 | .422 | .974 | .913–1.039 | |||
Age | −.004 | .015 | .808 | .996 | .967–1.026 | |||
Race | −.204 | .211 | .334 | .816 | .539–1.234 | |||
Step 2 | 17.106 (5) ** | .045 | ||||||
Sex | −.148 | .240 | .538 | .862 | .539–1.380 | |||
Years of Education | .001 | .034 | .979 | 1.001 | .937–1.069 | |||
Age | −.015 | .016 | .319 | .985 | .955–1.015 | |||
Race | −.184 | .214 | .390 | .832 | .546–1.266 | |||
Purpose in Life | −.927 | .244 | .000 | .396 | .245–.639 | |||
Possible presence of RLS at 3-Year Follow-Up (n = 245) | Step 1 | 4.132(4) | .027 | |||||
Sex | −.696 | .425 | .102 | .499 | .217–1.148 | |||
Years of Education | .005 | .058 | .938 | 1.005 | .897–1.125 | |||
Age | .012 | .026 | .641 | 1.012 | .963–1.064 | |||
Race | −.348 | .355 | .327 | .706 | .352–1.417 | |||
Step 2 | 4.138 (5) | .027 | ||||||
Sex | −.694 | .426 | .103 | .500 | .217–1.151 | |||
Years of Education | .006 | .061 | .922 | 1.006 | .893–1.133 | |||
Age | .011 | .027 | .675 | 1.011 | .959–1.066 | |||
Race | −.350 | .357 | .326 | .705 | .350−1.417 | |||
Purpose in Life | –.030 | .381 | .936 | .970 | .460–2046 |