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. 2020 Nov 8;61(3):152–156. doi: 10.1111/j.1875-595X.2011.00032.x

Table 1.

Relationship of current tobacco usage and KTSND scores in the sample of the study (n = 252)

Smoker Non-smoker† All OR (95% CI) P-value
Mean KTSND score (95% CI) 15.3 (12.5–18.2) 11.4 (10.9–11.9) 11.6 (11.1–12.1) 1.3 (1.1–1.6) 0.001*
*

P < 0.05.

†

Comprising former smokers and those who had never smoked.