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| Page | 2/6 | | Date | 29.01.2017 | | Size | 464.26 Kb. | | #11319 |
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Table 1B: Mechanical Complexity Items
|
Item-Test Correlation
|
Alpha
| |
Inspecting Equipment, Structures, or Material
|
0.962
|
0.943
| |
Handling and Moving Objects
|
0.956
|
0.939
| |
Controlling Machines and Processes
|
0.960
|
0.936
| |
Operating Vehicles, Mechanized Devices or Equipment
|
0.920
|
0.961
| |
Test scale
|
|
0.958
|
Table 2: Occupational Distribution By Job Complexity Level
|
Total Sample
|
Lowest Intellectual
|
Moderate Intellectual
|
Highest
Intellectual
|
Lowest Mechanical
|
Moderate Mechanical
|
Highest Mechanical
|
|
N
|
%
|
N
|
%
|
N
|
%
|
N
|
%
|
N
|
%
|
N
|
%
|
N
|
%
| |
Managerial Specialty
|
410
|
20.33
|
|
|
|
|
410
|
84.54
|
375
|
31.62
|
17
|
4.57
|
18
|
3.92
|
Professional Specialty
|
432
|
21.42
|
|
|
417
|
54.94
|
15
|
3.09
|
419
|
35.33
|
7
|
1.88
|
6
|
1.31
|
Sales
|
178
|
8.82
|
145
|
18.76
|
12
|
1.58
|
21
|
4.33
|
|
|
170
|
45.7
|
8
|
1.74
|
Clerical/Administrative Support
|
407
|
20.18
|
386
|
49.94
|
7
|
0.92
|
14
|
2.89
|
392
|
33.05
|
13
|
3.49
|
2
|
0.44
|
Services: Household, cleaning, and building
|
5
|
0.25
|
3
|
0.39
|
2
|
0.26
|
|
|
|
|
5
|
1.34
|
|
|
Services: Protection
|
26
|
1.29
|
|
|
24
|
3.16
|
2
|
0.41
|
|
|
24
|
6.45
|
2
|
0.44
|
Services: Food preparation
|
27
|
1.34
|
26
|
3.36
|
1
|
0.13
|
|
|
|
|
26
|
6.99
|
1
|
0.22
|
Health services
|
42
|
2.08
|
38
|
4.92
|
3
|
0.4
|
1
|
0.21
|
|
|
42
|
11.29
|
|
|
Personal services
|
72
|
3.57
|
95
|
12.29
|
71
|
9.35
|
1
|
0.21
|
|
|
68
|
18.28
|
4
|
0.87
|
Farming/Forestry/Fishing
|
21
|
1.04
|
46
|
5.95
|
20
|
2.64
|
1
|
0.21
|
|
|
|
|
21
|
4.58
|
Mechanics/Repair
|
68
|
3.37
|
34
|
4.4
|
65
|
8.56
|
3
|
0.62
|
|
|
|
|
68
|
14.81
|
Construction Trade/Extractors
|
61
|
3.02
|
|
|
54
|
7.11
|
7
|
1.44
|
|
|
|
|
61
|
13.29
|
Precision Production
|
71
|
3.52
|
|
|
68
|
8.96
|
3
|
0.62
|
|
|
|
|
71
|
15.47
|
Operato rs: Machine
|
104
|
5.16
|
95
|
12.29
|
6
|
0.79
|
3
|
0.62
|
|
|
|
|
104
|
22.66
|
Operators: Transportation, etc.
|
55
|
2.73
|
46
|
5.95
|
7
|
0.92
|
2
|
0.41
|
|
|
|
|
55
|
11.98
|
Operators: Handlers, etc.
|
38
|
1.88
|
34
|
4.4
|
2
|
0.26
|
2
|
0.41
|
|
|
|
|
38
|
8.28
|
Total
|
2,017
|
773
|
759
|
485
|
1,186
|
372
|
459
| |
Score Range
|
|
2.42 – 3.07
|
3.09 – 3.59
|
3.62 – 3.72
|
0.92 – 1.27
|
1.33 – 1.94
|
2.31 – 2.77
|
Table 3: Unadjusted Characteristics of Samples
|
All
|
Full Retiree
|
Full-Time
|
Min
|
Max
| |
Characteristics
|
|
|
|
|
|
|
|
|
Raw Intellectual Complexity Score
|
3.246
|
0.389
|
3.195***
|
0.399
|
3.274
|
0.380
|
2.417
|
3.724
|
Raw Mechanical Complexity Score
|
1.475
|
0.591
|
1.520*
|
0.626
|
1.450
|
0.569
|
0.916
|
2.773
|
Cognitive Score (Time 1)
|
18.114
|
2.992
|
18.191
|
2.999
|
18.070
|
2.988
|
12
|
27
|
Cognitive Score (Time 2)
|
18.014
|
3.119
|
17.745**
|
3.231
|
18.164
|
3.046
|
12
|
27
|
Cognitive Score (Time 3)
|
17.663
|
3.412
|
17.327***
|
3.503
|
17.849
|
3.347
|
3
|
27
|
Cognitive Score (Time 4)
|
17.291
|
3.450
|
16.928***
|
3.501
|
17.492
|
3.405
|
4
|
27
|
Standardized Change in Cognition
(Time 1 to Time 4)
|
-0.335
|
1.426
|
-0.514***
|
1.454
|
-0.235
|
1.401
|
-7.724
|
4.472
|
Propensity Score Covariates
|
|
|
|
|
|
|
|
|
Black
|
0.113
|
|
0.115
|
|
0.112
|
|
0
|
1
|
Education (years)
|
13.909
|
2.413
|
13.513***
|
2.325
|
14.130
|
2.434
|
1
|
17
|
Female
|
0.496
|
|
0.509
|
|
0.489
|
|
0
|
1
|
Wealth (in deciles)
|
5.760
|
2.835
|
5.682
|
2.612
|
5.802
|
2.952
|
1
|
10
|
Income (in deciles)
|
6.100
|
2.835
|
6.166
|
2.624
|
6.063
|
2.946
|
1
|
10
|
Age (Time 1)
|
57.934
|
4.731
|
59.624***
|
4.557
|
56.994
|
4.563
|
47
|
80
|
Age 62 or Older (Time 2)
|
0.329
|
|
0.501***
|
|
0.234
|
|
0
|
1
|
Time Span (Months Time 1 to Time 4)
|
72.722
|
4.118
|
72.165***
|
3.389
|
73.032
|
4.443
|
62
|
86
|
Frailty Index (Time 2)
|
-0.112
|
0.094
|
-0.130***
|
0.105
|
-0.102
|
0.086
|
-0.741
|
0
|
Change in Self-Rated Health
(Time 3 relative to Time 2)
|
-122
|
0.804
|
-0.141
|
0.880
|
-0.112
|
0.758
|
-4
|
3
|
Freq. of Moderate Activity (Time 4)
|
2.759
|
1.183
|
2.761
|
1.216
|
2.757
|
1.165
|
1
|
5
|
N
|
2,017
|
721
|
1,296
|
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