Perceived responsibility (mean (SD)) for problem
| Drug addiction | Mental health problems | Overweight | Knee replacement | Smoking | |
| UK (n=88) | 1.78 (1.45) | −2.35 (1.02) | 1.39 (1.37) | −1.16 (1.93) | 2.01 (1.45) |
| US (n=100) | 1.93 (1.29) | −1.97 (1.22) | 1.15 (1.22) | −0.34 (1.72) | 2.13 (1.26) |