Table 3.

Summary of correlation between analyses for worms on plates with an E. coli lawn.

Calculation	Strain	Runs test			Linear regression			Non-linear correlation
		Points Above line	Points Below line	p	r2	F	p	Spearman	p
Average speed vs. average angle	N2	72	100	0.917	0.030	5.277	0.023
	npr-1(n1353)	74	115	0.242	0.093	19.11	<0.001
	npr-1(ad609)	55	77	0.315	0.01949	2.585	0.110
	npr-1(ky13)	56	73	0.508	0.232	38.43	<0.001
Average speed vs. St. Dev. angle	N2	76	96	0.810	0.001	0.232	0.631
	npr-1(n1353)	74	115	0.699	0.014	2.697	0.102
	npr-1(ad609)	52	80	0.792	0.002	0.310	0.579
	npr-1(ky13)	62	67	0.766	0.014	1.824	0.179
Average speed vs. average wavelength	N2	83	89	0.129	0.006	1.042	0.309
	npr-1(n1353)	98	91	0.962	0.108	22.61	<0.001
	npr-1(ad609)	67	65	0.397	0.403	87.78	<0.001
	npr-1(ky13)	67	62	0.577	0.207	33.06	<0.001
Average speed vs. St. Dev. wavelength	N2	87	85	0.649	0.178	36.93	<0.001
	npr-1(n1353)	87	102	0.214	0.108	22.73	<0.001
	npr-1(ad609)	60	72	0.301	0.017	2.219	0.139
	npr-1(ky13)	64	65	0.430	0.016	2.048	0.155
Average speed vs. omega bending Pct	N2	25	147	0.258	0.006	0.989	0.322
	npr-1(n1353)	45	144	<0.001				–0.098	0.178
	npr-1(ad609)	17	115	0.344	0.008	1.084	0.300
	npr-1(ky13)	22	107	<0.001				0.127	0.152
Average speed vs. reversal Pct	N2	54	118	0.005				–0.448	<0.001
	npr-1(n1353)	60	129	<0.001				–0.363	<0.001
	npr-1(ad609)	45	87	0.064	0.202	32.82	<0.001
	npr-1(ky13)	32	97	<0.001				–0.314	0.003

P-values smaller than 0.05 are given boldface.