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Table 1 Demographic characteristics of the subjects in each group recruited from Tehran, Iran during 2012–2013

From: A randomized controlled trial of smoking cessation methods in patients newly-diagnosed with pulmonary tuberculosis

Demographic factor Control Brief advice Combine intervention p-value
sex Male 55 (90.2 %) 56 (90.3 %) 54 (90.0 %) 0.99
Female 6 (9.7 %) 6 (9.7 %) 6 (10.0 %)
Age   47.36 ± 16.30 45.53 ± 16.43 45.05 ± 15.81 0.78
Nation Iranian 53 (86.9 %) 50 (80.6 %) 54 (90.0 %) 0.32
Afghan 8 (13.1 %) 12 (19.4 %) 6 (10.0 %)
Marital status Single 24 (39.3 %) 27 (43.5 %) 25 (41.7 %) 0.89
Married 37 (60.7 %) 35 (56.5 %) 35 (58.3 %)
Living area Urban 38 (62.3 %) 38 (61.3) 43 (71.7 %) 0.32
Rural 23 (37.7 %) 24 (38.7 %) 17 (28.3 %)
Education Illiterate 10 (16.4 %) 14 (22.6 %) 9 (15.0 %) 0.62
Under diploma 31 (50.8 %) 34 (54.8 %) 35 (58.3 %)
Diploma and academic 20 (32.8 %) 14 (22.6 %) 16 (26.7 %)
Job Manual 18 (29.5 %) 23 (37.1 %) 29 (48.3 %) 0.10
Office-worker 43 (70.5) 39 (62.9 %) 31 (51.7 %)