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Table 4 How confident dental hygienists are that they can avoid contracting the virus SARS-CoV-2 during work by by years-professional-experience categories

From: COVID-19 pandemic and dental hygienists in Italy: a questionnaire survey

Working-experience High prevalence area Medium prevalence area Low prevalence area
1–10 years 11–20 years > 20 years 1–10 years 11–20 years > 20 years 1–10 years 11–20 years > 20 years
OF % OF % OF % OF % OF % OF % OF % OF % OF %
Not confident 25 3.73 20 4.51 6 1.99 8 3.39 9 4.09 10 3.68 4 1.76 9 3.46 6 2.48
Enough confident 17 2.54 7 1.58 11 3.65 4 1.69 4 1.82 8 2.94 5 2.20 3 1.15 10 4.13
A bit confident 167 24.93 134 30.25 99 32.89 63 26.69 69 31.36 104 38.24 54 23.79 81 31.15 67 27.69
Confident 461 68.81 282 63.66 185 61.46 161 68.22 138 62.73 104 38.24 164 72.25 167 64.23 159 65.70
  n = 1414 χ2(2) = 13.97 p = 0.03 Trend across COVID19 prevalence areas z = 1.25 p = 0.21 n = 449 χ2(2) = 10.10 p = 0.12 Trend across COVID19 prevalence areas z = 0.48 p = 0.63 n = 729 χ2(2) = 9.61 p = 0.14 Trend across COVID19 prevalence areas z = 0.28 p = 0.78