| Risk factors |
Degree of back sore |
X2value |
Df |
P- value |
| Sex |
Jenny |
131(34%) |
14(3.6%) |
58(15.1%) |
203(52.7%) |
| |
Jack |
84(21.8%) |
23(6%) |
75(19.5%) |
182(47.3%) |
13.531 |
2 |
0.001 |
| Total |
215(55.8%) |
37(9.6%) |
133(43.6%) |
385(100%) |
|
|
|
| Age |
Young |
2(0.5%) |
0 |
0 |
2(0.5%) |
|
|
|
| |
Adult |
81(21%) |
15(3.9%) |
31(8.1%) |
127(33%) |
10.626 |
4 |
0.031 |
| |
Old |
132(34.3%) |
22(5.7%) |
102(26.5%) |
256(66.5%) |
|
|
|
| Total |
215(55.8%) |
37(9.6%) |
133(34.6%) |
386(100%) |
|
|
|
| BCS |
Poor |
57(14.8%) |
15(3.9%) |
48(12.5%) |
120(31.2%) |
|
|
|
| |
Medium |
129(33.5%) |
15(3.9%) |
74(19.2%) |
218(56.6%) |
9.061 |
4 |
0.060 |
| |
Good |
29(7.5%) |
7(1.8%) |
11(2.9%) |
47(12.2%) |
|
|
|
| Total |
215(55.8%) |
37(9.6%) |
133(34.6%) |
385(100%) |
|
|
|
| Cause |
Improper
harnessingand |
124 (32.2%) |
20(5.2%) |
54(14%) |
198(51.4%) |
|
|
|
| |
padding |
90(23.4%) |
17(4.4%) |
77(20%) |
184(47.8%) |
|
|
|
| |
Overloading
and working
Unknown |
1(0.3%) |
0 |
2(0.5%) |
3(0.8%) |
41.734 |
14 |
0.000 |
| Total |
|
|
22(5.7%) |
133(34.5%) |
385(100%) |
|
|
|
| |
|
215(55.9%) |
|
|
|
|
|
|
|
