Risk Factors Nontreated Treatment given before survey X2 df P-value
Traditional Modern
Sex Jenny 180(46.8%) 17(4.4%) 6(1.6%) 1.694 2 0.429
  Jack 159(41.3%) 13(3.4%) 10(2.6%)      
  Total 339(88%) 30(7.8%) 16(4.2%)      
Age Young 2(0.5%) 0 0      
  Adult 119(30.9%) 5(1.3%) 3(0.8%) 6.184 4 0.186
  Old 218(56.6%) 25(6.5%) 13(3.4%)      
  Total 339(88%) 30(7.8%) 16(4.2%)      
BCS Poor 101(26.2%) 14(3.6%) 5(1.3%)      
  Medium 195(50.6%) 14(3.6%) 9(2.3%) 3.910 4 0.418
  Good 43(11.2%) 2(0.5%)) 2(0.5%)      
  Total 339(88%) 30(7.8%) 16(4.2%)      
Cause Improper harnessingandpadding 174(45.2%) 14(3.6%) 10(2.6%)      
  Overloadingandworking 162(42%) 16(4.2%) 6(1.6%) 10.240 14 0.74
  Unknown 3(0.8%) 0 0      
  Total 339(88%) 30(7.8%) 16(4.2%)      
Table 4: Treatment given before survey of back sore by risk factors.