Unraveling the Determinants of Protrusion Formation

Table 3

Dimensioned and raw variables generated for FCs with actin and without actin showing correlation with factor 7^a.

Variable	FCs without actin (𝑛=1252)				FCs with actin (𝑛=918)
	Mean; (μm)^b	Standard deviation; (μm)^b	PCC	𝑃 value	Mean; (μm)^b	Standard deviation; (μm)^b	PCC	𝑃 value
Area	5.72	41.62	−0.107	0.000	2.32	1.75	0.032	0.327
Inner radius	0.25	0.30	−0.065	0.021	0.27	0.09	0.156	<0.000
Outer radius	1.52	2.65	−0.079	0.005	1.76	1.009	−0.011	0.740
Mean radius	0.87	1.45	−0.082	0.004	0.99	0.50	−0.003	0.933
Equivalent radius	0.75	1.12	−0.085	0.003	0.81	0.28	0.035	0.294
Width	2.24	3.70	0.053	0.060	2.50	1.63	−0.092	0.005
Height	2.08	4.30	0.134	<0.000	2.40	1.63	−0.040	0.234
Fiber length	2.94	5.82	−0.082	0.005	3.47	2.32	−0.041	0.210
Fiber breadth	0.65	0.73	−0.082	0.003	0.70	0.16	0.180	<0.000
Centroid Y	98.8	114.70	−0.096	0.000	88.62	23.04	−0.006	0.860
Centroid X	71.30	112.04	−0.094	0.000	63.16	25.72	−0.075	0.022

^aNumber of cells = 26.
^bUnits are μm² for area except centroid values which are integer values without units.