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. Author manuscript; available in PMC: 2018 Mar 1.
Published in final edited form as: Clin Gerontol. 2017 Jul 25;41(2):123–129. doi: 10.1080/07317115.2017.1345818

Table 2.

Model fit statistics for each block in the model-building process.

Variable F df R2 ΔR2 F for ΔR2
Sleep Efficiency
 Average Pain
  Block 1   .35 2, 73 .01   .01     .35
  Block 2 7.60** 3, 72 .24   .23 21.89**
  Block 3 6.01** 4, 71 .25   .01   1.19
 Pain Inconsistency
  Block 1   .35 2, 73 .01   .01     .35
  Block 2 7.60** 3, 72 .24   .23 21.89**
  Block 3 6.94** 4, 71 .28   .04   4.02*
Total Sleep Time
 Average Pain
  Block 1 1.87 2, 73 .05   .05   1.87
  Block 2 1.24 3, 72 .05 <.01     .02
  Block 3 1.11 4, 71 .06   .01     .76
 Pain Inconsistency
  Block 1 1.87 2, 73 .05   .05   1.87
  Block 2 1.24 3, 72 .05 <.01     .02
  Block 3   .96 4, 71 .05 <.01     .17
Total Wake Time
 Average Pain
  Block 1   .76 2, 73 .02   .02     .76
  Block 2 9.22** 3, 72 .28   .26 25.63**
  Block 3 7.22** 4, 71 .29   .01   1.15
 Pain Inconsistency
  Block 1   .76 2, 73 .02   .02     .76
  Block 2 9.22** 3, 72 .28   .26 25.63**
  Block 3 9.17** 4, 71 .34   .06   6.78*

Note:

**

p < .001,

*

p < .05.

Block 1: Age and gender, Block 2: depression, Block 3: pain.