The same ‘3’ can answer three different questions
Entirely invented examples, not validated instruments or study results. The questions, scores and response labels below are fictional and must not be used as a self-test.
| Fictional report | What its 3 means | What it does not establish |
|---|---|---|
| A · right now | Intensity now: 3 on a 0–10 scale, labelled ‘none’ to ‘extremely strong’, immediately after a laboratory task. | Not the strongest urge of the week or evidence of remaining smoke-free. |
| B · past seven days | Strongest remembered urge: 3 on the same 0–10 intensity scale, over the preceding seven days. | Not an average across the week; it cannot be treated as the same observation as A. |
| C · past day | Time spent with urges: category 3 in an invented five-category scale, labelled ‘some of the time’. | Not intensity 3/10. Converting it to a percentage of A’s scale does not make the meanings equivalent. |
A craving score needs a name, not just a number
Craving is the experience being described; the instrument decides which aspects of that experience are captured. NIDA’s description of the original 32-item Questionnaire of Smoking Urges includes desire, expected reward or relief, and intention. It is therefore not simply a longer version of ‘how strong is the urge?’
If an article says QSU, QSU-Brief or ‘craving scale’, the version and scoring method matter. A total, an average of items and a subscale are different summaries. A low value on one measure does not, by itself, diagnose low dependence or prove that withdrawal has ended.
Why a calm moment and a difficult week can both be true
In the fictional table, A is a snapshot and B asks for a remembered peak. Someone could answer A calmly after the laboratory task while remembering a stronger urge earlier in the week. That is not necessarily inconsistent reporting: the questions have different targets. C instead describes how much time urges occupied, so a brief intense urge and many mild urges need not produce the same pattern.
Setting also belongs to the measurement: before or after a cue, during an abstinence period, at home or in a clinic. If a study measures only immediately after a task, its score cannot describe the entire day. If a summary omits the question or window, the honest reading is ‘the reported score changed; the experience being summarized is not yet clear’.
A real example of why the study population matters
Kotz and colleagues’ 2021 study used separate questions about time spent with urges in the past 24 hours and their general strength. Both had six response categories, but their labels described different things. The analysis concerned 180 primary-care participants who were abstinent at week 9; both original treatment groups received behavioural support and varenicline.
The researchers found associations with later relapse in that group, but described the analysis as exploratory and noted that timing and other treatments or no treatment could change the findings. This is not a universal personal risk calculator. Evidence that a question worked in one language, population and setting is a reason to identify that version and context—not permission to transfer its thresholds to everyone.
Finally, craving and smoking outcomes remain separate. A lower urge score can be reported without proving continuous abstinence. To learn whether smoking changed, the study needs a smoking endpoint with its own time window and assessment method.
When the question is about your own experience
You do not need to obtain a research score before asking for support. In the UK, the NHS page links to stop-smoking services in England, Scotland, Wales and Northern Ireland; a GP or pharmacist can also help you find the appropriate local route. A professional can discuss what you are experiencing without treating an online number as a diagnosis.
What to keep in mind
Sources
The central claims on this page were checked against the sources below.
- National Institute on Drug Abuse: Questionnaire of Smoking Urges: instrument description
Sources checked: 2026-10-05
- Kotz and colleagues · npj Primary Care Respiratory Medicine: Validity of urges to smoke measures in predicting smoking relapse during treatment in primary care (2021)
Sources checked: 2026-10-05
- NHS: NHS stop smoking services
Sources checked: 2026-10-05
General research literacy, not a questionnaire, diagnosis, personal relapse prediction or treatment recommendation. All examples in the table are invented; no personal responses are collected here.