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Table 5 Demographic characteristics by stage of change

From: Applying trans-theoretical model for blood donation among Spanish adults: a cross-sectional study

Characteristic TTM Stages  
Precontemplation
N = 186
Contemplation
N = 210
Preparation
N = 47
Action
N = 52
Maintenance
N = 9
Total
N = 504
n % n % n % n % n % N %
Gender
 Female 101 54.3 137 65.24 35 74.47 38 73.08 6 66.67 317 62.9
 Male 85 45.7 73 34.76 12 25.53 14 26.92 3 33.33 187 37.1
Age range
 < 21 43 23.12 81 38.57 22 46.81 20 38.46 5 55.56 171 33.92
 21–30 76 40.86 82 39.05 11 23.4 23 44.23 3 33.33 195 38.7
 31–40 18 9.68 20 9.52 4 8.51 4 7.69 0 0 46 9.12
 41–50 26 13.98 13 6.19 8 17.02 1 1.92 0 0 48 9.52
 51–60 15 8.06 1 0.48 0 0 1 1.92 0 0 28 5.56
 > 60 2 1.08 0 0 0 0 0 0 0 0 2 0.4
 Don’t know/ No answer 6 3.23 5 2.38 2 4.25 1 1.92 0 0 14 2.77
Education level
 Primary 8 4.3 7 3.33 2 4.25 0 0 0 0 17 3.37
 Secondary 84 45.16 96 45.71 27 57.45 26 50 3 33.33 236 46.83
 Undergraduate 57 30.64 91 43.33 14 29.79 18 34.61 5 55.56 185 36.71
 Postgraduate 36 19.35 14 6.67 2 4.25 8 15.38 1 11.11 61 12.1
 Don’t know/ No answer 1 0.54 2 0.95 2 4.25 0 0 0 0 5 0.99
Marital Status
 Single 129 69.35 175 83.33 36 76.6 46 88.46 7 77.78 393 77.98
 Married 45 24.19 31 14.76 9 19.15 5 9.61 1 11.11 91 18.05
 Divorced 8 4.3 2 0.95 1 2.13 1 1.92 0 0 12 2.38
 Separated 3 1.61 1 0.48 1 2.13 0 0 1 11.11 6 1.19
 Widowed 1 0.54 1 0.48 0 0 0 0 0 0 2 0.4
Blood type
 A- 8 4.3 9 4.28 0 0 1 1.92 0 0 18 3.57
 A+ 45 24.19 59 28.09 12 25.53 20 38.46 5 55.56 141 27.98
 O+ 50 26.88 66 31.43 14 29.79 17 32.69 1 11.11 148 29.36
 O- 15 8.06 29 13.81 6 12.76 5 9.61 0 0 55 10.91
 B- 4 2.15 2 0.95 0 0 1 1.92 0 0 7 1.38
 B+ 12 6.45 11 5.24 3 6.38 5 9.61 3 33.33 34 6.75
 AB+ 12 6.45 14 6.67 1 2.13 1 1.92 0 0 28 5.56
 AB- 0 0 1 0.48 1 2.13 0 0 0 0 2 0.4
 Don’t know/ No answer 40 21.5 19 9.05 10 21.28 2 3.85 0 0 71 14.09