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. Author manuscript; available in PMC: 2021 Feb 13.
Published in final edited form as: J Aging Health. 2019 Jul 22;32(9):926–936. doi: 10.1177/0898264319863994

Table 3.

Daily Practical Support Predicting Midlife Adults’ Diurnal Cortisol.

CAR
DEC
AUC
Variable B SE B SE B SE

Fixed effects
 Intercept 0.58 0.85 −0.05 0.06 47.87*** 8.46
 Same-day support provision
  Practical support to childrena 0.35** 0.13 −0.00 0.01 −1.52 0.91
  Practical support to parenta 0.07 0.18 0.02 0.01 1.99 1.25
 Prior-day support provision
  Practical support to childrena 0.07 0.12 −0.01 0.01 0.11 0.86
  Practical support to parenta −0.09 0.17 −0.00 0.01 2.50* 1.18
 Control variables
  Genderb −0.17 0.11 0.01 0.01 2.02 1.12
  Age 0.03* 0.01 −0.00 0.00 0.15 0.12
  Years of education 0.01 0.03 −0.00 0.00 −0.52 0.29
  Employment statusc −0.00 0.00 0.00 0.00 0.07 0.04
  Neuroticismd 0.06 0.08 −0.01 0.01 −1.62 0.82
  Health statuse −0.07 0.06 −0.00 0.00 −1.08 0.60
  Wake time −0.19*** 0.05 −0.00 0.00 1.98*** 0.37
  Weekend dayf 0.08 0.14 0.00 0.01 −0.83 0.98
  Sleep quality night beforeg −0.00 0.06 −0.00 0.00 0.35 0.46
  Smoked this dayh 0.08 0.17 0.03* 0.01 2.39 1.69
  Medication dayi −0.05 0.17 −0.01 0.01 −0.08 1.67
Random effects
 Intercept VAR 28.20*** 5.46 0.00*** 0.00 27.01*** 5.25
 Residual VAR 33.81*** 3.31 0.00*** 0.00 33.61*** 3.26
−2 log likelihood 2,426.6 −1,094.6 2,427.7

Note. Participants N = 151; N = 558 days; CAR = cortisol awakening response; DEC = daily decline; AUC = area under the curve; VAR = variance.

a

Support was coded 0 = no support given, 1 = support given.

b

Gender was coded 0 = female, 1 = male.

c

Employment status was coded 0 = not working full-time, 1 = employed full-time.

d

Neuroticism was calculated averaging ratings of four items (e.g., moody, worrying, nervous, calm) from 1 = not at all to 5 = a great deal.

e

Health status was rated from 1 = poor to 5 = excellent.

f

Weekend day was coded 0 = weekday, 1 = weekend day.

g

Sleep quality night before was rated from 1 = poor to 5 = excellent.

h

Smoked this day was coded 0 = no, 1 = yes.

i

Medication day was coded 0 = no, 1 = yes.

*

p < .05.

**

p < .01.

***

p < .001.