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. Author manuscript; available in PMC: 2010 Oct 18.
Published in final edited form as: Health Psychol. 2009 May;28(3):373–378. doi: 10.1037/a0014662

Table 1.

Parameter Estimates For % Skin Barrier Recovery

Parameter Parameter estimate Effect size r
Fixed effects
 Intercept 0.52 (0.25) .14
 Linear slope 63.79 (14.79)*** .51
  Group −19.20 (16.32) .16
  PA −1.98 (0.99) .26
  NA 2.03 (4.21) .07
  Group × PA 3.74 (1.89)** .38
  Group × NA −1.14 (4.31) .04
 Quadratic slope −24.08 (7.39)*** .41
  Group 10.81 (7.96) .18
  PA 0.87 (0.46) .25
  NA −1.99 (2.08) .13
  Group × PA −1.55 (0.57)** .35
  Group × NA 1.76 (2.15) .11
Variance components
 Linear slope 1126.33***
 Quadratic slope 150.68***
 Within-subject 215.51

Note. Intercept values reflect % skin barrier recovery (g/m2h) at baseline. Linear slopes reflect change in % recovery per 1 h of time, and quadratic slopes reflect change in % recovery per (1 hr of time)2. Linear and quadratic slopes correlated −.99. Values in parentheses are standard errors. Intercept df = 207, slope df = 53, level-2 predictors of slopes df = 53, variances df = 49.

**

p < .01.

***

p < .001.