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. 2019 Jul 12;22(9):1460–1467. doi: 10.1093/ntr/ntz115

Table 2.

Descriptive Statistics for Sociodemographic and Smoking and Quitting Behavior Characteristics

Sociodemographic characteristics
 Age, mean (SD) 46.0 (15.96)
 Age, % (n)
  16–24 11.1 (225)
  25–34 15.6 (315)
  35–44 20.6 (415)
  45–54 20.6 (415)
  55–64 17.8 (360)
  ≥65 14.3 (288)
 Sex, % female (n) 54.5 (1100)
 Social grade, % (n)
  AB 12.9 (260)
  C1 23.0 (465)
  C2 21.7 (438)
  D 17.3 (349)
  E 25.1 (506)
Smoking and quitting behavior characteristics
 Spontaneous quit attempt, % (n) 49.0 (988)
 Quit attempt made without cutting down first, % (n) 48.9 (986)
 Time since start of most recent quit attempt, % (n)
  Last week 8.6 (174)
  Between a week and a month 20.4 (412)
  1–2 months 20.5 (413)
  2–3 months 19.1 (386)
  3–6 months 31.4 (633)
 Number of quit attempts in past 6 months, % (n)
  One 69.5 (1403)
  Two 21.3 (429)
  Three or more 9.2 (186)
 Strength of urges, % (n)
  None 7.6 (154)
  Slight 13.5 (272)
  Moderate 46.8 (944)
  Strong 23.2 (468)
  Very strong 6.7 (135)
  Extremely strong 2.2 (45)
 Daily cigarette consumption, mean (SD) 13.1 (8.89)
 Use of evidence-based aids during quit attempt, % yes (n) 58.4 (1178)