Table 5. Open in new tab Friction,...

Table 5.

Friction, marginal means, between hours. All Control treatments P > 0.60. All df = Inf.

Diet	Contrast	Estimate	SE	z-ratio	P-value
Food	24 h—48 h	−0.69	0.14	−4.80	< 0.0001
	24 h—168 h	0.72	0.14	5.01	< 0.0001
	48 h—168 h	0.027	0.12	0.23	0.97
No Food	24 h—48 h	−1.12	0.29	−3.89	0.0003
	24 h—168 h	1.62	0.27	5.93	< 0.0001
	48 h—168 h	0.50	0.18	2.78	0.015
Sand	24 h—48 h	−1.64	0.41	−3.96	0.0002
	24 h—168 h	1.88	0.41	4.64	< 0.0001
	48 h—168 h	0.25	0.22	1.10	0.51

Diet	Contrast	Estimate	SE	z-ratio	P-value
Food	24 h—48 h	−0.69	0.14	−4.80	< 0.0001
	24 h—168 h	0.72	0.14	5.01	< 0.0001
	48 h—168 h	0.027	0.12	0.23	0.97
No Food	24 h—48 h	−1.12	0.29	−3.89	0.0003
	24 h—168 h	1.62	0.27	5.93	< 0.0001
	48 h—168 h	0.50	0.18	2.78	0.015
Sand	24 h—48 h	−1.64	0.41	−3.96	0.0002
	24 h—168 h	1.88	0.41	4.64	< 0.0001
	48 h—168 h	0.25	0.22	1.10	0.51