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Table 1 Baseline characteristics

From: A randomized trial of video self-instruction in cardiopulmonary resuscitation for lay persons

Characteristic Overall (N = 439) Untrained (N = 135) Continuous compressions (N = 185) Compressions and ventilations (N = 119)
Age, mean (SD) 33.3 (17.0) 31.3 (16.0) 34.9 (17.3) 33.4 (17.5)
Male Gender, % 46.0 43.7 49.7 42.9
Race, %     
White 65.4 68.9 60.6 68.9
Black / African-American 2.3 3.0 2.7 0.8
Asian 24.4 17.0 30.3 23.5
American Indian / Alaska Native 2.3 3.0 2.2 1.7
Native Hawaiian / Pacific Islander 3.0 4.4 1.1 4.2
Other 1.8 3.0 1.6 0.8
Hispanic, % 3.6 4.4 0.6 7.6
Education, %     
Eight grade or lower 18.5 21.5 15.1 20.2
Some high-school, no diploma 18.2 21.5 16.8 16.8
High-school diploma 11.2 9.6 11.4 12.6
Some college 27.3 23.0 29.2 29.4
Bachelor’s Degree 17.1 17.8 19.0 13.5
Graduate degree 6.4 5.9 5.9 7.6
CPR training, ever, % 62.2 61.5 63.2 61.3
Performed CPR, ever, % 8.0 6.7 9.7 6.7
History of heart disease, self, % 3.6 2.2 4.3 4.2
History of heart disease, 1st degree family, % 29.8 32.6 23.2 37.0
DVD player at home, % 95.2 97.8 91.9 97.5