49 100 1OOr | | | I i I . 32.5 50 | | | fol 30K | | © COMBINED WITH STANDARD ERROR MEANS 170.68 ** ¥ = 49.42 -(.981+0.03 x? | | - 2 e | e327 — 7.81 | 20 as CORRELATION WITH AGE | l 20 | SIGNIFICANT AT 1% LEVEL 30 40 ! 50 | 60 AGE | a 70 30 Lois 90 —T | lO ® 8 T T — 376 — OFT 1o— ERROR MEAN 120,43 ** y?6.76 +0.62 4 | 5 | 50K 214 6Or ? \ ° 3 70h BOK | 20 100: 3 y= 13.05 +0.80x 73 | 40+ ! sot — 41 | er | 7 133 90 ? 30 PERCENT I : rsO.71** i 24 | 2 20 8 FALLIES PER MINUTE 30 534 o EXPOSED # UNEXPOSED o COMBINED WITH STANDARD ERROR MEANS UNEXPOSED 4295 4ol ¢ 40 SIGNIFICANT AT i% LEVEL L i ao 50 60 70 a0 30 AGE Figure 43. Reaction time (light extinction test), males © COMBINED WITH STANDARD 3 — 20 | 0 EXPOSED L 30 20 Figure 42. Vibratory sense in tbia, males, 0; ® * CORRELATION WITH AGE hg PRE SSUAF Or | 1t.g3 SECONDS ; 60h | PERCENT ' VIBRATORY SCALE PERCENT | | @ UNEXPOSED | ; 80 TO TT o EXPOSED 90 — nol: y?- 23.36 + 1.70« PERCENT | 4 on ; EXPOSED | ®UNEXPOSED 90 Lo COMBINED WITH STANDARD i ERROR MEANS r=0,.7708 * * 70 — | 1 BO | ** CORRELATION WITH AGE » * CORRELATION WITH 4GE SIGNIFICANT AT 1% LEVEL i___ 30 30 | 50 | 60 AGE 425 30 70 80 Figure 44. Neuromuscular function (handtally test), males (1964), Ls 90 SIGNIFICANT AT 1% LEVEL | 4 5, 1oOoL 20 ao 30 | »=80 | 50 | 60 AGE i 70 l 80 Figure 45. Hand grip, maies. | 90 9