Skip to main content

Table 2 Acute respiratory symptoms among development, mine and other production workers in the of Kiwira coal mine

From: High prevalence of respiratory symptoms among workers in the development section of a manually operated coal mine in a developing country: A cross sectional study

Symptoms   Development workers Mine workers Other production workers P 1
Dry cough Never smoking 17(43.69%) 16(29.6%) 36(37.9%) 0.365
  All 21 (45.7%) 20(25.6%) 49 (39.2%) 0. 049
Breathlessness Never smoking 12(30.8%) 9(16.7%) 14(14.7%) 0.087
  All 16 (34.8%) 13(16.7%) 19 (15.2%) 0.012
Blocked nose Never smoking 6(15.4%) 5(9.3%) 15(15.8%) 0.514
  All 11 (23.9%) 6(7.7%) 17 (13.6%) 0.040
Running nose Never smoking 19(48.7%) 27(50.0%) 53(55.8%) 0.681
  All 25 (54.3%) 37(47.4%) 71(56.8%) 0.425
Sneezing Never smoking 13(33.3%) 40(42.1%) 40(40.3%) 0.607
  All 17 (37.0%) 29(37.2%) 51(40.8%) 0.835
  1. 1Chi-square test between the three groups of workers
\