Table 3.
Coding Scheme for Issues.
| # | Issue | Brief Description | Example |
|---|---|---|---|
| 1 | Inconsistent smoking status | Contents of comment inconsistent with Smoking status field | Smoking status = Never Smoker Comment = OCCASIONAL CIGAR |
| 2 | Inconsistent packs/day | Contents of comment inconsistent with Packs/day field | Packs/day = 1.5 Comment = 01/01/2012 1 pack/day |
| 3 | Inconsistent years | Contents of comment inconsistent with Years field | Years = 15 Comment = 10 year smoking hx |
| 4 | Inconsistent pack years | Contents of comment inconsistent with calculated Pack years | Packs/day = 1 Years = 50 Comment = 50 years 2 ppd = 100+ pack-years |
| 5 | Inconsistent type | Contents of comment inconsistent with Type fields | Types = (not specified) Comment = cigars on occasion |
| 6 | Inconsistent start or quit date | Contents of comment inconsistent with Start or Quit date field | Quit date = 8/12/75 0:00 Comment = quit 1980’s |
| 7 | Different levels of granularity | Contents of comment at different granularity level | Packs/day = 0.5 Comment = 5–10 cigarettes daily |
| 8 | Different temporal references | Comment includes relative time rather than absolute time | Quit date = 2/2/05 0:00 Comment = Quit smoking 8 years ago |
| 9 | Acronym or abbreviation | Comment includes acronym or abbreviation | • occ. cigar • 2 pks a week |
| 10 | Misspelling | Comment includes misspelling | • No smiking x3 days per pt • 3–4 cigarrettes a day |
| 11 | Ambiguous | Comment includes ambiguous information | • 2–3/week (# of times, cigarettes, or packs?) • 2005 (start or quit year?) |
| 12 | Not tobacco use | Contents of comment not related to tobacco use | • Smokes marijuana daily • Does not consume alcohol |