Helen Voelker
Biographic Data
| ID | 10877062 |
|---|---|
| NAME | Helen Voelker |
| GIVEN NAMES | Helen |
| FAMILY NAME | Voelker |
| SIGNATURE | VOELKER H |
| AFFILIATIONS | University of Manitoba |
| VERIFIED | No |
| TOTAL WORKS | 1 |
| TOTAL CITATIONS | 9 |
| WORKS AS AUTHOR | 1 |
| WORKS AS EDITOR | 0 |
| FIRST PUBLICATION YEAR | 1993 |
| LATEST PUBLICATION YEAR | 1993 |
| H-INDEX | 1 |
Error in smoking measures
OBJECTIVES. Sources of measurement error in assessing smoking status are examined. METHODS. The Lung Health Study, a randomized trial in 10 clinical centers, includes 3923 participants in a smoking cessation program and 1964 usual care participants. Smoking at first annual follow-up was assessed by salivary cotinine, expired air carbon monoxide, and self-report. Each of these measures is known to contain some error. Sensitivity and specificity we…
Error in smoking measures
OBJECTIVES. Sources of measurement error in assessing smoking status are examined. METHODS. The Lung Health Study, a randomized trial in 10 clinical centers, includes 3923 participants in a smoking cessation program and 1964 usual care participants. Smoking at first annual follow-up was assessed by salivary cotinine, expired air carbon monoxide, and self-report. Each of these measures is known to contain some error. Sensitivity and specificity we…
Error in smoking measures
OBJECTIVES. Sources of measurement error in assessing smoking status are examined. METHODS. The Lung Health Study, a randomized trial in 10 clinical centers, includes 3923 participants in a smoking cessation program and 1964 usual care participants. Smoking at first annual follow-up was assessed by salivary cotinine, expired air carbon monoxide, and self-report. Each of these measures is known to contain some error. Sensitivity and specificity we…
Chronic Obstructive Pulmonary Disease (COPD) Research (1 work) · Cotinine (1 work) · Environmental health (1 work) · Internal Medicine (1 work) · Internal Medicine (1 work) · Intervention (counseling) (1 work) · Medicine (1 work) · Nicotine (1 work) · Pathology (1 work) · Psychiatry (1 work)