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. 2014 Jan 29;9(1):e87445. doi: 10.1371/journal.pone.0087445

Table 4. Results of multiple linear regression analysis predicting PCS-scores (n = 81).

Model F p R2 ΔR2
1 5.754 0.001* 0.18 0.18*
2 5.328 0.001* 0.22 0.04
3 7.585 <0.001** 0.33 0.12**
*

p<0.05;

**

p<0.001.