Table B1.

Summary of decomposition analysis for each sub-letter profile, reporting direction, and text format (mean ± standard error). Component-span size was assessed by summing the information loss due to each component at 11 letter positions (−5 to 5).

	Letter position	Reporting direction	Horizontal	Rotated 90° clockwise	Rotated 90° counterclockwise	Marquee
Mislocation	Inner	Normal	1.36 ± 0.27	3.33 ± 0.27	2.92 ± 0.36	3.92 ± 0.53
		Reversed	2.05 ± 0.36	2.90 ± 0.38	3.30 ± 0.28	3.49 ± 0.29
	Middle	Normal	1.53 ± 0.26	3.13 ± 0.25	3.23 ± 0.49	3.36 ± 0.24
		Reversed	1.73 ± 0.39	2.87 ± 0.34	2.79 ± 0.27	3.68 ± 0.33
	Outer	Normal	0.32 ± 0.09	1.33 ± 0.23	1.96 ± 0.38	2.55 ± 0.50
		Reversed	0.67 ± 0.22	1.72 ± 0.33	2.40 ± 0.35	2.45 ± 0.31
	Inner + Outer	Normal	1.68 ± 0.24	4.67 ± 0.35	4.88 ± 0.61	6.47 ± 0.90
		Reversed	2.72 ± 0.54	4.63 ± 0.57	5.70 ± 0.46	5.94 ± 0.32
Crowding	Inner	Normal	4.77 ± 0.60	13.26 ± 1.08	11.33 ± 1.11	13.86 ± 0.74
		Reversed	4.57 ± 0.78	14.10 ± 0.86	12.79 ± 1.15	13.69 ± 1.20
	Middle	Normal	5.40 ± 0.63	18.27 ± 1.14	16.50 ± 0.88	19.63 ± 0.84
		Reversed	6.31 ± 0.93	18.87 ± 1.11	20.02 ± 0.73	18.66 ± 1.20
	Outer	Normal	0.76 ± 0.23	6.38 ± 1.13	5.34 ± 0.62	6.39 ± 0.64
		Reversed	0.68 ± 0.21	5.83 ± 0.58	6.19 ± 0.83	5.10 ± 0.59
	Inner + Outer	Normal	5.53 ± 0.71	19.64 ± 2.09	16.67 ± 1.51	20.25 ± 1.14
		Reversed	5.25 ± 0.88	19.94 ± 1.11	18.98 ± 1.71	18.79 ± 1.35