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Table 2 Prevalence of protective immunity against tetanus by mothers’ education

From: Prevalence and socio-demographic factors associated with non-protective immunity against tetanus among high school adolescents girls in Nigeria

Mother level of education Total Level tetanus immunity OR (95% CI) P
Non-protective Protective   
N % n %
No formal education 18 11 61.1 7 38.9 1.39 (0.52, 3.69) 0.680
Modern 3 and Primary 6 Certificate 90 57 63.3 33 36.7 1.52 (0.93, 2.50) 0.120
Secondary School or Grade II certificate 251 168 66.9 83 33.1 1.79 (1.25, 2.56) 0.002
Post-Secondary certificate, not University 236 155 65.7 81 34.3 1.69 (1.17, 2.43) 0.006
University graduates* 256 136 53.1 120 46.9 1 -
  1. Chi Square test for trend = 6.062; p = 0.014.
  2. *Reference category, OR = Odds Ratio (for being negative), CI = Confidence Interval.