From: Laryngopharyngeal reflux disease in the Greek general population, prevalence and risk factors
Variable | Group | Number | Percent |
---|---|---|---|
Gender | Female | 157 | 46.2 |
Male | 183 | 53.8 | |
Total | 340 | 100.0 | |
Age (in years) Mean (±SD): 46.86 (±14.54) | <20 | 2 | 0.6 |
20–34 | 71 | 20.9 | |
35–49 | 131 | 38.5 | |
50–64 | 88 | 25.9 | |
65–79 | 45 | 13.2 | |
> = 80 | 3 | 0.9 | |
Total | 340 | 100.0 | |
Smoking | Yes | 174 | 51.2 |
No | 166 | 48.8 | |
Total | 340 | 100 | |
Duration of smoking (years) Mean (±SD): 18.23 (±8.6) | 1–5 | 7 | 4.1 |
5–10 | 29 | 17.2 | |
10–15 | 39 | 23.1 | |
15–20 | 34 | 20.1 | |
20–25 | 30 | 17.8 | |
25–30 | 9 | 5.3 | |
>30 | 21 | 12.4 | |
Total | 169 | 100 | |
Number of cigarettes per day Mean (±SD): 20.51 (±11.83) | 1–9 | 18 | 13.7 |
10–19 | 38 | 29.0 | |
20–29 | 42 | 32.1 | |
30–39 | 17 | 13.0 | |
40–49 | 13 | 9.9 | |
50–59 | 1 | 0.8 | |
60+ | 2 | 1.5 | |
Total | 131 | 100 | |
Drinker | No | 239 | 70.3 |
Yes | 101 | 29.7 | |
Total | 340 | 100 | |
Number of drinks per day | 1–2 | 72 | 71.3 |
3–4 | 17 | 16.8 | |
5–6 | 11 | 10.9 | |
9–10 | 1 | 1.0 | |
Total | 101 | 100 |