Time to 25% Cumulative Probability of HONC Symptoms and Smoking Frequency Among Subjects Who Had Initiated Smoking
| HONC Symptoms | Proportion Reporting Symptom (N = 370), %a | Time to 25% Cumulative Probability, Estimate (95% CI), mob |
|---|---|---|
| Diminished autonomy (any symptom) | 32.7 | 27.0 (21.0–37.0) |
| Strong desire to smoke | ||
| Have you ever had strong cravings to smoke? | 27.0 | 37.1 (30.6–55.5) |
| Have you ever felt like you really needed a cigarette? | 27.3 | 39.0 (28.2–53.8) |
| Withdrawal symptoms | ||
| When you have tried to stop smoking or when you haven't been able to smoke … | ||
| Did you feel a strong need or urge to smoke? | 21.1 | 55.5 (35.0–83.9) |
| Did you feel more irritable because you couldn't smoke? | 18.1 | 76.9 (40.8–90.1) |
| Did you feel nervous, restless, or anxious because you couldn't smoke? | 16.8 | 73.7 (40.5–??) |
| Did you find it hard to concentrate because you couldn't smoke? | 15.4 | 86.4 (55.0–131.4) |
| Feeling addicted | ||
| Have you ever felt like you were addicted to tobacco? | 19.7 | 63.6 (42.3–80.0) |
| Difficulty controlling use | ||
| Have you ever tried to quit smoking but couldn't? | 14.3 | 83.2 (56.2–123.8) |
| Do you smoke now because it is really hard to quit? | 13.5 | 90.1 (56.0–??) |
| Is it hard to keep from smoking in places where you are not supposed to, like school? | 10.0 | ?? (74.1–??) |
| Symptom groups | ||
| Strong desire to smoke | 30.8 | 30.6 (24.5–42.3) |
| Withdrawal symptoms | 25.1 | 43.6 (30.0–63.0) |
| Feeling addicted | 19.7 | 63.6 (42.3–80.0) |
| Difficulty controlling use | 18.9 | 57.2 (43.1–79.9) |
| Smoking frequency | ||
| Monthly | 37.0 | 23.8 (13.0–30.9) |
| Daily | 24.6 | 50.5 (32.7–64.1) |