W. H. ADAMS: LATE MEDICAL CONSEQUENCES OF EXPOSURE TO RADIOACTIVE Table 1 Serum toxoplasma titers and chorioretinalscars. A) EXPOSURE GROUP Rongelap MLT* %<4 MLT minus <4 MLT MLT minus Rongelap and Ailingnae Exposed and Aijlingnae 6.66£3.72 Utirik 8.29+2.49 (61)** (97) 18.0% 3.1% 8,122.19 8.55+2.03 B) ISLAND OF RESIDENCE Ebeye Majuro 8.11+3.34 (62) 8.57+2.64 7,223.23 (87) 7.62£2.84 (69) (53) (71) 7.6942.51 (103) 7.84£2.44 Rongelap Comparison 7.8142.49 (100) 4.0% 8.14+1.95 Utirik 8.48+2.56 (172) 8.49+2.36 (172) C) AGE DISTRIBUTION Rongelap and <10 YR 10-19 YR 5.89+3.55 $.2743.58 Ailingnae Utirik (28) (EI) 8.3643.00 7.864 1.83 (50) (14) Comparison 7.49+2.56 7,762.80 (39) (21) 219 YR 6.8243.88 (22) 8.3641.82 (33) 8.15+2.26 (40) D) RETINAL LESIONS Rongelap and Ailingnae Utirik (31) (98) Number 2 | % 3.9 1.0 * MLT = meanlogtiter. ** Numberof personstested is given in parentheses. IGT ZR Comparison (86) 2 2.3