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Table 1 Demographic characteristics of the 200 pregnant women whose children’s vaccination status could be verified through ZJIIS

From: Evaluation of two health education interventions to improve the varicella vaccination: a randomized controlled trial from a province in the east China

Demographicsa Total (n = 200) Control group (n = 67) Video group (n = 66) Booklet group (n = 67) p
Maternal age [years, mean(standard deviation)] 25.8 (3.5) 25.7 (4.1) 26.4 (3.4) 25.9 (3.5) 0.937
Maternal education level [n (%)]      0.995
  ≤ primary school 17 (8.5) 6 (9.0) 6 (9.1) 5(7.5)  
 Middle school graduated 65 (32.5) 21(31.3) 22 (33.3) 22 (32.8)  
 Vocational or college graduated 118 (59.0) 40 (59.7) 38 (57.6) 40 (59.7)  
Employment status [n (%)]      0.978
 Employed 151 (75.5) 50 (74.6) 50 (75.8) 51 (76.1)  
 Unemployed 49 (24.5) 17 (25.4) 16 (24.2) 16 (23.9)  
Immigration status [n (%)]      0.917
 Resident 123 (61.5) 40 (59.7) 42 (63.6) 41 (61.2)  
 Migrant 77 (38.5) 27 (40.3) 24 (36.4) 26 (38.8)  
Number of children [mean(standard deviation)]b 0 (0.3) 0 (0.4) 0 (0.3) 0 (0.2) 0.981
Gestational week at the time of enrollment [weeks, mean(standard deviation)] 16.8 (2.5) 16.6 (2.6) 16.7 (2.3) 17.0 (2.5) 0.992
  1. aThe difference in maternal age, number of children, and gestational age was tested through t-tests, while the difference in the other variables was tested through χ2 tests
  2. bNot including the current pregnancy