Skip to main content

Table 1 Demographic characteristics of two patient groups

From: Factors associated with chemical burns in Zhejiang province, China: An epidemiological study

Variable a All (N = 492) Group 1b (N = 263) Group 2 b (N = 229) P-value
Age (year) 38(30,45) 38(30,45) 39(30,45) 0.825
Gender     < 0.001*
   Male 408(82.93%) 243(92.40%) 165(72.05%)  
   Female 84(17.07%) 20(7.60%) 64(27.95%)  
Marital Status     0.838
   Married 395(80.29%) 214(81.37%) 181(79.04%)  
   Single 93(18.90%) 47(17.87%) 46(20.09%)  
   Divorce 4(0.81%) 2(0.76%) 2(0.87%)  
Educational background     0.037*
   Elementary school 145(29.47%) 86(32.70%) 59(25.76%)  
   Junior high school 232(47.15%) 123(46.77%) 109(47.60%)  
   Senior high school 89(18.09%) 37(14.07%) 52(22.71%)  
   College/University 26(5.29%) 17(6.46%) 9(3.93%)  
Work type     0.124
   Temporary 262(53.25%) 144(54.75%) 118(51.53%)  
   Permanent 137(27.85%) 78(29.66%) 59(25.76%)  
   Other 93(18.90%) 41(15.59%) 52(22.71%)  
Organization     < 0.001*
   Government owned 32(6.72%) 28(10.65%) 4(1.88%)  
   Foreign enterprises 30(6.30%) 24(9.12%) 6(2.82%)  
   Private enterprises 355(74.58%) 179(68.06%) 176(82.63%)  
   Other 59(12.40%) 32(12.17%) 27(12.67%)  
  1. a Age was presented as median (IQR) and compared by Mann-Whitney U test; categorical variables were presented as count (percentage) and tested by Fisher's exact test
  2. b Patients were classified into two groups according to awareness of correct and immediate onsite treatment required (Group 1) or lack of awareness of immediate treatment required (Group 2)
  3. *P < 0.05 indicated significant differences between groups
  4. There were 16 missing value.