Skip to main content

Table 1 Subject characteristics

From: Alcohol and tobacco consumption affects bacterial richness in oral cavity mucosa biofilms

Demographics C (n=9) SD (n=7) S (n=6) P-Value
Average age (years) 58.11 ± 8.28 59.86 ± 3.39 56.67 ± 2.49 0.8458
Gender F:1/M:8 F:1/M:6 F:1/M:5 0.9522
Average height (m) 1.71 ± 0.09 1.72 ± 0.07 1.69 ± 0.02 0.6845
Average weight (kg) 80 ± 11.94 72.29 ± 4.99 79.66 ± 5.95 0.467
Average BMI 27.44 ± 4.11 24.26 ± 1.13 27.72 ± 1.49 0.2433
Average cigarettes/day 0 18.43 ± 4.07 24.5 ± 3.49 0.00022*
Average alcohol intake/day (mL) in the last 6 months 0.9 ± 0.7 41.3 ± 14.3 0.01 ± 0.01 0.004*
Estimated total drinks’ 6.2 ± 2.7 1668.9 ± 598.8 0.44 ± 0.44 0.004*
Daily mouthwash use Yes (1) Yes (3) Yes (1) 0.3132
No (8) No (4) No (5)
Tooth cleaning frequency (per day) 1× (0) 1× (1) 1× (1) 0.7669
2× (4) 2× (3) 2× (2)
3× (5) 3× (3) 3× (3)
Self reported gingival bleeding Yes (4) Yes (1) Yes (3) 0.9676
No (5) No (6) No (3)
Use of dentures Yes (4) Yes (4) Yes (3) 0.8858
No (5) No (3) No (3)
Frequency of dentist appointments 1×/year (5) 1×/year (2) 1×/year (1) 0.5425
1×/2-5 years (1) 1×/2-5 years (2) 1×/2-5 years (1)
1×/5 years (2) 1×/5 years (1) 1×/5 years (2)
Never (1) Never (2) Never (2)
  1. Values are given as average ± standard error. Height is given in meters (m), weight in kilograms (kg) and average daily alcohol intake is shown in milliliters (mL) per day. † Estimated total drinks = (average alcohol intake/day (mL)) × (years drinking). C: controls; SD: smokers/drinkers; S: only smokers; F: females; M: males; BMI: body mass index. Statistically significant differences (p<0.05) are indicated (*) by the Kruskal-Wallis Test.