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Table 2 Demographic characteristics of the whole sample and three clusters

From: Stress, anxiety and depression in clinical nurses in Vietnam: a cross-sectional survey and cluster analysis

Demographic characteristics Whole sample (n = 600) Cluster Overall Between clustersa
1 (n = 105) 2 (n = 133) 3 (n = 362) 1 to 2 1 to 3 2 to 3
n % N % N % n % χ2 P p P p
Age (mean ± SD) 33 ± 7.5 31 ± 4.5 44 ± 6.7 29 ± 3.2    < 0.01 0.05 < 0.01
 < 31 286 47.7 52 49.5 0 0.0 234 64.6 474.8 <0.01 < 0.01 < 0.01 < 0.01
 31–35 158 26.3 39 37.1 2 1.5 117 32.3
 > 35 156 26.0 14 13.3 131 98.5 11 3.0
Gender
 Male 133 22.2 26 24.8 22 16.5 85 23.5 3.2 0.20 0.14 0.80 0.11
 Female 467 77.8 79 75.2 111 83.5 277 76.5
Education
 Vocational training 393 65.5 68 64.8 82 61.7 243 67.1 4.9 0.29 0.63 0.16 0.31
 College 92 15.3 12 11.4 21 15.8 59 16.3
 University and higher 115 19.2 25 23.8 30 22.6 60 16.6
Marital status
 Single, divorced, widowed 116 19.3 25 23.8 7 5.3 84 23.2 21.7 <0.01 <0.01 0.90 <0.01
 Married lived with spouse 484 80.7 80 76.2 126 94.7 278 76.8
Family financial contribution
 ≥ 50% 478 79.7 91 86.7 120 90.2 267 73.8 20.1 <0.01 0.42 < 0.01 <0.01
 < 50% 122 20.3 14 13.3 13 9.8 95 26.2
Years at the hospital 9 ± 7.7 6 ± 4.6 21 ± 6.9 5 ± 2.8    < 0.01 0.06 < 0.01
 < 6 248 41.3 47 44.8 0 0.0 201 55.5 459.9 < 0.01 < 0.01 < 0.01 < 0.01
 6–10 193 32.2 44 41.9 2 1.5 147 40.6
 > 10 159 26.5 14 13.3 131 98.5 14 3.9
Compensated occupational diseases with success claim and financial support
 Yes 24 4.0 7 6.7 5 3.8 12 3.3 2.4 0.30 0.38 0.16 0.79
 No 576 96.0 98 93.3 128 96.2 350 96.7
Metabolism disorders (obesity, diabetes and dyslipidemia)
 Yes 45 7.5 11 10.5 22 16.5 12 3.3 26.2 <0.01 0.19 <0.01 <0.01
 No 555 92.5 94 89.5 111 83.5 350 96.7
Musculoskeletal disorders
 Yes 122 20.3 21 20.0 59 44.4 42 11.6 64.4 <0.01 <0.01 0.03 <0.01
 No 478 79.7 84 80.0 74 55.6 320 88.4
Cardiovascular diseases (Hypertension, hypotension)
 Yes 50 8.3 5 4.8 31 23.3 14 3.9 50.2 <0.01 <0.01 0.78 <0.01
 No 550 91.7 100 95.2 102 76.7 348 96.1
  1. ap from Chi square test for percentage comparison and Post-hoc ANOVA for mean comparison (two-tailed)
  2. Italic: < 0.01, bolditalic: < 0.05