highly significantP<0.001
.S. 7.87 * 2.55 N.S. 6.61 Sugg. 3.79 N.S. 4.66 N.S. 4.06 N.S. 3.60 N.S. 3.87 N.S. 3.14 N.S. 4.51 N.S. 2.80 N.S. 4.03 N.S. 4.47 N.S. 3.75 N.S. 3.80 N.S. 12.50 ** 2.13 N.S. 11.27 * .94 N.S. .68 N.S. 3.49 N.S. 40.57 35.53 173.61 * * * * Significant (P<0.05). ** Highly significant (P<0.001). 82 A 80.2 B 77.0 C 79.4 D 83.6 E 77.4 F 82.1 G. 83.7 H 80.7 I 86.2 J 86.8 K 81.0 L 85.3 M 85.9 N 85.0 0 88.0 P 91.7 Q 84.3 R 90.2 S 82.6 T 87.1 U 91.0 V 80.0 W 83.6 X 86.6 Total 84.1 Volume 36, August 1963 Attrition in Hiroshima Study I ANDERSON viduals participated in the study.