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. 2020 Apr 14;15(4):e0231045. doi: 10.1371/journal.pone.0231045

Table 4. Sequential model sum of squares.

Model formula df Sum Sq. Mean Sq. F value Pr(>F)
Mean vs Total 1 143714.6 143714.6
Linear vs Mean 4 10816.4 2704.1 33.5 < 0.0001
2FI vs Linear 6 464.8 77.5 0.9 0.4863
Quadratic vs 2FI 4 1208.1 302.0 16.1 < 0.0001
Cubic vs Quadratic 8 206.4 25.8 2.7 0.1155
Residual 6 56.9 9.5