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. Author manuscript; available in PMC: 2014 Mar 1.
Published in final edited form as: Neurotoxicology. 2013 Jan 28;35:154–161. doi: 10.1016/j.neuro.2013.01.005

Table 1.

Mean (sd) Neuroskill stability scores or signature and lm-pattern handwriting samples, and mean (sd) time to complete the grooved pegboard (GP), by subject characteristics.

Characteristic Grooved Pegboard Neuroskill
N time, seconds N Signature score, % lm-pattern score, %
Age group
 <60 41 90.34 (25.5) 35 68.39 (9.0) 54.26 (7.1)
 60–64 66 94.1 (23.6) 58 67.49 (9.0) 55.42 (8.5)
 65–69 88 97.10 (22.4) 76 64.0 (8.0) 52.61 (7.5)
 70–74 103 104.40 (30.6) 94 67.78 (10.3) 55.90 (12.2)
 75–79 49 113.55 (25.6) 51a 62.78 (9.3) 53.75 (7.3)
 >80 16 132.38 (22.3) 21 54.68 (13.9) 54.95 (13.9)
Education
 High school graduate or less 113 102.29 (28.8) 108 a 64.47 (10.0) 52.94 (9.5)
 Some college or college graduate 175 98.66 (24.5) 158 66.99 (8.9) 55.56 (9.7)
 Graduate school 71 106.27 (29.0) 66 66.72 (10.8) 54.70 (9.4)
 Missing 4 132.5 (59.2) 3 56.97 (13.9) 51.30 (11.0)
Financial stability
 “Can’t make ends meet” 7 106.86 (28.5) 7 75.07 (9.8) 62.32 (7.0)
 “Just manage to get by” 58 104.26 (28.1) 49 66.69 (8.9) 53.19 (7.6)
 “Have enough to get along, and extra” 163 102.04 (27.9) 145 a 64.93 (10.2) 54.34 (10.7)
 “Can buy anything I want” 119 99.9 (25.6) 115 66.72 (8.8) 54.62 (8.8)
 Missing 16 98.88 (35.8) 19 65.28 (12.2) 55.70 (10.5)
Computer experience
 Yes 211 95.96 (23.0) 185 67.17 (8.7) 54.69 (8.4)
 No 148 109.12 (30.1) 147 a 64.81 (10.7) 54.47 (11.1)
 Missing 4 125.75 (65.5) 3 56.60 (13.3) 45.69 (1.8)
Income
 Less than 34,999 92 107.93 (29.7) 80 a 65.11 (10.4) 53.65 (11.3)
 $35K– $49,999 78 104.51 (27.8) 75 64.84 (9.3) 52.92 (8.4)
 $50K– $74,999 87 97.66 (23.4) 76 67.08 (9.7) 55.93 (9.8)
 More than $75K 72 98.11 (27.6) 68 68.32 (9.0) 56.13 (8.8)
 Missing 34 95.85 (27.7) 36 64.07 (10.2) 53.70 (8.6)
a

lm pattern test has one fewer subject