———— ! | ‘oor 30F Bor ” . ] SKIN RETRACTION 196I 02 €XPOSED «= CONTROLS = J1>90 meer eo 9 Com ero COMBINED 467.5 ° = COMB | 100K 90!- 4 4 . 2 x 4 e 1B © 433 4 = 4 ° 3 ° X ! = cog 2 745 a 7 . °o = EXPOSED *:: CONTROLS ac 4 - ’ SKIN LOOSENESS 1961 ' td 4 a 4 +225 | he 4 77] 4 _ 4 _ 60 70 80 30 40 AGE (YEARS) Figure 16. Figure 17. T — [ “Ty T x X Oo a 9 ww x x Q oT T — o 2 rT — @ o = COMBINED 90F o T 8 TU I o = EXPOSED se = CONTROLS a+ 8 © = COMBINED & “oN PERCENT 100+ — 0 #EXPOSED 30» CONTROLS T 80 HAIR GRAYNESS [96 LEP PEP TPpat ty LLitiiti nN ee ; + + + SENILE SKIN CHANGES I96I PERCENT 70 AGE (YEARS) — gor 50 ° 50 0 “iol A 30 r 40 50 T 60 70 0 “10 80 34) 30 40 i 50 2 60 AGE (YEARS) AGE (YEARS) Figure 18. Figure 19, T T BALDNESS of 13 5 8 40 e s 30 . 60 8 10 4 ol Lit it tptpdtb Loui LittiidoJ ui + + +. ‘O nr z cael 723 —— a: T 1961 po, 70 T 80 Tw BALDNESS $1961 i loo - 30/a0— 5 Wy L . 92 EXPOSED e= CONTROLS a= COMBINED o 70- 4+ aee ° 3+ ao 2+ 40 L 30;Loe \+ 20 — °= EXPOSED 7 * = CONTROLS Q = COMBINED & Z = —3+ 70h — , ai a 350}- 2+ 40h = 30- 4 | 20-- 4 -— —_— lO 0 | 30 ! 40 : 50 | 60 AGE (YEARS) Figure 20. | l 70 80 . 4 - 4 a) == “10 fel i+ —~ lof — -10 L bh ae g 60 50r o os 30 /— Bok w g 60L lJ loa + la 30 —o i ij 40 50 60 AGE (YEARS) Figure 21. 7 i 79 ac ~—