Table 3

Linear Regression

Simple Linear Regression
Outcome = (Overall Score - 21)
Model
Variable
Coeff
P > |Z|
95% CI
R-square

1
Constant
3.78
0.001
(3.57, 3.99)


Female
-0.74
0.093
(-1.60, 0.13)
0.007
2
Constant
-0.36
0.427
(-1.26, 0.54)


Age
0.099
0.001
(0.08, 0.12)
0.163
3
Constant
2.938
0.001
(2.64, 3.24)


Rank
0.091
0.001
(0.06, 0.12)
0.053
4
Constant
2.54
0.001
(2.18, 2.90)


Tenure
0.08
0.001
(0.06, 0.10)
0.120
5
Constant
2.6
0.001
(2.46, 2.75)


Any Injuries
3.69
0.001
(3.43, 3.95)
0.638
6
Constant
3.69
0.001
(3.46, 3.91)


# Injuries
0.12
0.328
(-0.12, 0.36)
0.002
7
Constant
3.7
0.001
(3.49, 3.92)


Injured & Lost Time
0.28
0.368
(-0.33, 0.89)
0.002
Multiple Linear Regression
Outcome = (Overall Score - 21)
Final Model Only
Model
Variable
Coeff
P > |Z|
95% CI
R-square Adjusted

1
Constant
0.99
0.001
(0.41, 1.57)


Age
0.04
0.001
(0.03, 0.05)


Any Injuries
3.44
0.001
(3.18, 3.71)
0.661

Peate et al. Journal of Occupational Medicine and Toxicology 2007 2:3   doi:10.1186/1745-6673-2-3