TABLE 3.

DIFFERENCE IN MEAN HEMORRHAGE AREA^*

ZONE (NUMBER OF AREA ZONES)†	MEAN HEMORRHAGE AREA (95% CI)	Zone B	DIFFERENCE (95% CI) [P VALUE] Zone C	Zone D
A (75)	0.510 (0.449, 0.571)	−0.001 (−0.053,0.051) [1.0]	0.120 (0.048, 0.192) [0.007]	0.294 (0.166, 0.421) [<0.001]
B (79)	0.511 (0.451, 0.571)	—	0.121 (0.063, 0.180) [<0.001]	0.294 (0.171, 0.418) [<0.001]
C (56)	0.390 (0.323, 0.456)	—	—	0.173 (0.058, 0.288) [0.018]
D (13)	0.217 (0.096, 0.337)	—	—	—

CI, confidence interval.

^*Square root scale.

^†Total zone images analyzed: 223 zones.