TABLE 5.

Component Score Coefficient Matrix, Eigenvalues, and Total Variance Explained for Male and Female Truck Drivers

	Principal Component (PC)
Variable	PC 1	PC 2	PC 3
Males
Stature, no shoes	0.137	–0.180	–0.055
Shoulder-elbow length	0.103	–0.229	0.081
Elbow-fingertip length	0.112	–0.209	0.131
Bideltoid breadth	0.099	0.240	0.205
Abdominal depth, sitting	0.084	0.259	0.254
Hip breadth, sitting	0.106	0.222	0.211
Sitting height	0.129	–0.017	–0.287
Knee height, sitting	0.134	–0.137	0.127
Buttock-knee length	0.126	–0.078	0.229
Elbow rest height	0.077	0.272	–0.273
Eye height, sitting	0.123	–0.013	–0.305
Acromial height, sitting	0.128	0.106	–0.236
Eigenvalue	6.333	2.417	1.813
Percentage of variation	53	20	15
Total percentage of variation	88
Females
Stature, no shoes	0.134	–0.178	–0.041
Shoulder-elbow length	0.099	–0.215	0.229
Elbow-fingertip length	0.109	–0.174	0.228
Bideltoid breadth	0.094	0.269	0.153
Abdominal depth, sitting	0.066	0.301	0.214
Hip breadth, sitting	0.092	0.235	0.159
Sitting height	0.133	–0.065	–0.279
Knee height, sitting	0.134	–0.086	0.184
Buttock-knee length	0.128	0.028	0.240
Elbow rest height	0.082	0.227	–0.362
Eye height, sitting	0.130	–0.067	–0.292
Acromial height, sitting	0.136	0.029	–0.262
Eigenvalue	6.426	2.531	1.526
Percentage of variation	53	21	13
Total percentage of variation	87