30 rr FT TT TI \ . * es ExPoseo © ¢ UNEXPOSED eo MEAN BOTH GROUPS 0 4 100 10 4 90 20 4 80 v8) 60 ® Bo 30 4 40 a * 50 ae 60 7 BO , 70 30Fr poro: a t 3 ee et) 1a ds. joe *e ExPOSED 40 30 ** UNEXPOSED CS. MEAN BOTH GROUP athe vol 10 OOF pop pt 7 2 a x» 40 a ft sO 60 7 80 AGE - YRS 7 0 20 Joo 80 Figure 20. Visual acuity, 1959, Figure 21. Arcus senilis, 1959. i a TTT ° = EXPOSED mor oS MEANBOTHGROUPS | e = MEAN BOTH GROUPS qe oa 90 L TT To TT et « * EXPOSED * * UNEXPOSED oO {90 10 uw 20 30 4108 a * 30 iq 19 3 @ 40) Z 60 70 tog ws BO 90 10o 6 AGE -YRS ~—% 2 Figure 23. Hearingloss, 1959. Figure 22. Aneriosclerosis of retina, 1959. TOT TT TT © «EXPOSED + UNEXPOSED s ©MEAN BOTH GROUPS 100 . 4 100 60 30 195 {mm) 160 * 60 . . TT * EXPOSED = CONTROL 4 = MEAN BOTH GROUPS 120 * * ot . 4 a "os TT * f L102 . 6 . Lu 125 467 r AGE - YRS Figure 24. Blood pressure, systolic, 1959. ee ee ee ee ee eee ee (mm) 485 Figure 25. Blood pressure, diastolic, 1959. 50