Table 2.
Clinical characteristics of the qat chewers and qat nonchewers by periodontal health status.
| Variable | Health | P ¶ | Periodontitis | P ¶ | ||
|---|---|---|---|---|---|---|
| Qat nonchewers | Qat chewers | Qat nonchewers | Qat chewers | |||
| n = 20 | n = 20 | n = 20 | n = 20 | |||
| Age, median (interquartile range) | 32.0 (31.3–33.8) | 32.0 (31.0–33.8) | NS | 44.0 (36.3–50.0) | 40.0 (32.5–45.0) | NS |
| % males | 60% | 80% | NS | 70% | 95% | 0.05 |
| % cigarette smokers | 20% | 35% | NS | 35% | 80% | 0.005 |
| % water pipe smokers | 0% | 10% | NS | 15% | 20% | NS |
| Plaque index, median (interquartile range) | 0.17 (0.13–0.25) | 0.41 (0.24–1.03) | 0.001 | 1.67 (1.44–1.96) | 1.73 (1.59–1.92) | NS |
| Mean CPI score, median (interquartile range)∗ | 0.00 (0.00-0.00) | 0.00 (0.00–0.17) | NS | 2.67 (2.50–3.00) | 2.58 (2.38–2.83) | NS |
| Mean CAL score, median (interquartile range)∗ | 0.00 (0.00-0.00) | 0.00 (0.17–0.29) | 0.004 | 0.83 (0.54–1.63) | 1.00 (0.54–2.00) | NS |
¶ P value: Chi square for categorical variables and Mann-Whitney test for scale variables. NS: not significant.
∗Mean CPI/CAL score was calculated for each study subject (average of six scores). At the group level, the data (mean CPI/CAL scores) were presented as medians and interquartile ranges.