Skip to main content

Table 3 Comparison of Morbidity categories with age of the welders, duration of employment and daily welding hours (n = 300)

From: Morbidity patterns among the welders of eastern Nepal: a cross-sectional study

Morbidity categories Number (%) Age of the welders (years) Duration of employment (years) Welding Hours daily (Hours)
Mean ± SD p-value* Mean ± SD p-value** Mean ± SD p-value*
Arc eye related symptoms Yes 184 (61.3 %) 33.77 ± 5.93 <0.001 8.84 ± 5.59 <0.001 4.45 ± 0.91 <0.001
No 116 (38.7 %) 27.35 ± 5.55 3.92 ± 2.89 3.76 ± 0.87
Metal fume fever related symptoms Yes 130 (43.3 %) 32.59 ± 6.41 0.003 8.21 ± 5.80 <0.001 4.42 ± 1.01 <0.05
No 170 (56.7 %) 30.29 ± 6.53 5.96 ± 4.67 4.01 ± 0.88
Asthma related symptoms Yes 140 (46.7 %) 32.66 ± 6.85 0.001 8.11 ± 5.82 <0.001 4.38 ± 0.96 <0.05
No 160 (53.3 %) 30.09 ± 6.09 5.91 ± 4.56 4.01 ± 0.92
Skin problems related symptoms Yes 223 (74.3 %) 32.28 ± 6.63 0.000 7.88 ± 5.58 <0.001 4.31 ± 0.94 <0.001
No 77 (25.7 %) 28.43 ± 5.53 4.19 ± 3.03 3.81 ± 0.88
Hearing problems related symptoms Yes 107 (35.7 %) 36.55 ± 5.70 0.000 10.62 ± 6.28 <0.001 4.73 ± 0.85 <0.001
No 193 (74.3 %) 28.37 ± 5.03 4.90 ± 3.20 3.88 ± 0.87
Musculoskeletal problems related symptoms Yes 140 (46.7 %) 30.96 ± 5.18 0.412 6.24 ± 3.45 0.882 4.21 ± 0.95 0.688
No 160 (53.3 %) 31.58 ± 7.59 7.55 ± 6.44 4.16 ± 0.96
Injuries Yes 272 (90.7 %) 31.30 ± 6.60 0.949 7.04 ± 5.42 0.619 4.18 ± 0.96 0.847
No 28 (9.3 %) 31.21 ± 6.37 5.42 ± 3.89 4.21 ± 0.87
  1. * = t test, ** = Mann Whitney U test, Bold indicates p-value < 0.05, taken as significant
\