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Table 1 Impact of the victims’ demographic characteristics on their injuries

From: Factors associated with injuries among tornado victims in Yancheng and Chifeng, China

CategoryGroupingYanchengPChifengP
Total number(%)Number of uninjured(%)Number of injured(%)Total number(%)Number of uninjured(%)Number of injured(%)
SexMale46 (48.9)20 (43.5)26 (56.5)0.14953 (79.1)30 (56.6)23 (43.4)0.971
Female48 (51.1)14 (29.2)34 (70.8) 14 (20.9)8 (57.1)6 (42.9) 
Age< 203 (3.2)2 (66.7)1 (33.3)0.336a1 (1.5)0 (0.0)1 (100.0)0.655 a
20–6560 (63.8)23 (38.3)37 (61.7) 60 (89.6)34 (56.7)26 (43.3) 
> 6531 (33.0)9 (29.0)22 (71.0) 6 (9.0)4 (66.7)2 (33.3) 
Education levelIlliteracy31 (33.0)12 (38.7)19 (61.3)0.1533 (4.5)1 (33.3)2 (66.7)0.516 a
Primary school32 (34.0)8 (25.0)24 (75.0) 10 (14.9)4 (40.0)6 (60.0) 
Junior middle school20 (21.3)11 (55.0)9 (45.0) 19 (28.4)12 (63.2)7 (36.8) 
High school and above11 (11.7)3 (27.3)8 (72.7) 35 (53.2)21 (60.0)14 (40.0) 
Annual incomec<  10,00053 (56.4)12 (22.6)41 (77.4)0.001 a53 (79.1)30 (56.6)23 (43.4)1.000 a
10,000-50,00037 (39.4)18 (48.6)19 (51.4) 12 (17.9)7 (58.3)5 (41.7) 
>  50,0004 (4.3)4 (100.0)0 (0.0) 2 (3.0)1 (50.0)1 (50.0) 
Marital statusmarried73 (77.7)24 (32.9)49 (67.1)0.21559 (88.1)34 (57.6)25 (42.4)0.977b
Unmarriedd21 (22.3)10 (47.6)11 (52.4) 8 (11.9)4 (50.0)4 (50.0) 
  1. aFisher’s exact probability test
  2. bYates’ continuity correction
  3. cCҰ (Chinese Yuan)
  4. dIncluding the divorced and widowed