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Table 1 The descriptive characteristics of unintentional suffocations in the study

From: Social and environmental risk factors for unintentional suffocation among infants in China: a descriptive analysis

Characteristic ASSB (n, %) Inhalation suffocation (n, %) Total (n, %)
the characteristic of unintentional suffocated infants
Age (months)
 ~ 1 46(23.8%) 59(38.2%) 105(30.3%)
 ~ 2 52(26.9%) 34(22.1%) 86(24.8%)
 ~ 3 29(15.0%) 14(9.1%) 43(12.4%)
 ~ 4 17(8.8%) 10(6.5%) 27(7.8%)
 ~ 5 14(7.3%) 10(6.5%) 24(6.9%)
 ~ 6 7(3.6%) 9(5.7%) 16(4.6%)
 6 ~ 12 28(14.7%) 18(11.9%) 46(13.2%)
Sex
 Male 98(50.5%) 99(64.3%) 197(56.8%)
 Female 95(49.5%) 55(35.7%) 150(43.2%)
Location
 urban 21(10.9%) 28(18.2%) 49(14.1%)
 rural 172(89.1%) 126(81.8%) 298(85.9%)
the characteristic of infants’ primary caregivers
Full-time care
 Yes 160(82.9%) 134(87.0%) 294(84.7%)
 No 33(17.1%) 20(13.0%) 53(15.3%)
Relationship to child
 Only father 11(5.7%) 3(2.0%) 14(4.0%)
 Only mother 71(36.8%) 59(38.3%) 130(37.5%)
 Only parents 92(47.7%) 69(44.8%) 161(46.4%)
 Father and grandparents 0(0.0%) 0(0.0%) 0(0.0%)
 Mother and grandparents 3(1.6%) 6(3.9%) 9(2.6%)
 Parents and grandparents 7(3.6%) 9(5.8%) 16(4.6%)
 Only grandparents 7(3.6%) 7(4.5%) 14(4.0%)
 Only Nanny 0(0.0%) 0(0.0%) 0(0.0%)
 Not answered 2(1.0%) 1(0.7%) 3(0.9%)
Education level
 Unschooled 13(6.7%) 12(7.8%) 25(7.2%)
 Primary schools 35(18.1%) 28(18.2%) 63(18.2%)
 Middle schools 116(60.1%) 83(53.9%) 199(57.3%)
 High school/technical school 11(5.8%) 14(9.1%) 25(7.2%)
 Technical secondary school 6(3.1%) 2(1.3%) 8(2.3%)
 Junior college or over 8(4.1%) 15(9.7%) 23(6.6%)
 Not Answered 1(0.5%) 0(0.0%) 1(0.3%)
 Unknown 3(1.6%) 0(0.0%) 3(0.9%)
Knowledge of first aid
 Yes 22(11.4%) 20(13.0%) 42(12.1%)
 No 169(87.6%) 134(87.0%) 303(87.3%)
 Not Answered 2(1.0%) 0(0.0) 2(0.6%)