Distribution of Sample for Skin Observations TABLE 2 (by Age, Sex, and Exposure Group) Age at Group } vation Male 10-19 5 20-29 7 Group 2 Female Male 3 30-39 21 1 z a ae Ph %, west? 1 6 TV} ti 15 10 43 8 36 Mole Female 4 7 24 11 18 7 18 7 23 11 22 50-59 1] 26 11 19 4 19} 11 20 60-69 5 9 14 10; 10 14 7 16 70-79 2 2 1 3 4 4 1 2 80-89 — 3] — — 1 2 Total 50 111 45 112 49 96 3|/— 94 52 The pincer hands were allowed to spring shut, and the nurse recorded whether a fold of skin was caught by the maneuver. This was simply a negative or posi- tive test without quantitation of thesize of the skin fold caught (table 3). Hair graying. Hair graying in the temple area was estimated by a simple scoring system that utilized a 0 to 3+ Percentageof Patients WhoseSkin Folds Were Caught tby Age and Exposure Group) Age at examination Group 1 10-19 20-29 30-39 Csi Group 4 Female 40-49 TABLE 3 ee Male 4 Skin looseness was determined by whether or not the opened pincer could pick up and hold a fold on the skin of the forearm. The pincer was opened to 2 cm. The 2 hands of the pincer were placed with moderate firmness on the undersurface of the right forearm at a right angle to the longitudinal axis of the arm and about 2 in. below the elbow. 30 Group 3 Female Mean total percentage Group 2 Group 3 Group 4 61.5 57 50 44 55 64 76.6 84.6 83.5 78.5 96.5 40-49 100 98 100 97 100 100 100 97.5 100 50-59 100 100 100 100 100 60-69 100 100 100 100 100 70-79 TOO 100 100 100 100 80-89 100 100 100 100 100 GERIATRICS, JANUARY 1961