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Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches
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Zeitschriftentitel: | Cancer Epidemiology, Biomarkers & Prevention |
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Personen und Körperschaften: | , , , , , , , , , , |
In: | Cancer Epidemiology, Biomarkers & Prevention, 18, 2009, 2, S. 464-471 |
Format: | E-Article |
Sprache: | Englisch |
veröffentlicht: |
American Association for Cancer Research (AACR)
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Schlagwörter: |
author_facet |
Yu, Chu-Ling Li, Yan Freedman, D. Michal Fears, Thomas R. Kwok, Richard Chodick, Gabriel Alexander, Bruce Kimlin, Michael G. Kricker, Anne Armstrong, Bruce K. Linet, Martha S. Yu, Chu-Ling Li, Yan Freedman, D. Michal Fears, Thomas R. Kwok, Richard Chodick, Gabriel Alexander, Bruce Kimlin, Michael G. Kricker, Anne Armstrong, Bruce K. Linet, Martha S. |
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author |
Yu, Chu-Ling Li, Yan Freedman, D. Michal Fears, Thomas R. Kwok, Richard Chodick, Gabriel Alexander, Bruce Kimlin, Michael G. Kricker, Anne Armstrong, Bruce K. Linet, Martha S. |
spellingShingle |
Yu, Chu-Ling Li, Yan Freedman, D. Michal Fears, Thomas R. Kwok, Richard Chodick, Gabriel Alexander, Bruce Kimlin, Michael G. Kricker, Anne Armstrong, Bruce K. Linet, Martha S. Cancer Epidemiology, Biomarkers & Prevention Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches Oncology Epidemiology |
author_sort |
yu, chu-ling |
spelling |
Yu, Chu-Ling Li, Yan Freedman, D. Michal Fears, Thomas R. Kwok, Richard Chodick, Gabriel Alexander, Bruce Kimlin, Michael G. Kricker, Anne Armstrong, Bruce K. Linet, Martha S. 1055-9965 1538-7755 American Association for Cancer Research (AACR) Oncology Epidemiology http://dx.doi.org/10.1158/1055-9965.epi-08-0894 <jats:title>Abstract</jats:title> <jats:p>Few studies have evaluated the reliability of lifetime sun exposure estimated from inquiring about the number of hours people spent outdoors in a given period on a typical weekday or weekend day (the time-based approach). Some investigations have suggested that women have a particularly difficult task in estimating time outdoors in adulthood due to their family and occupational roles. We hypothesized that people might gain additional memory cues and estimate lifetime hours spent outdoors more reliably if asked about time spent outdoors according to specific activities (an activity-based approach). Using self-administered, mailed questionnaires, test-retest responses to time-based and to activity-based approaches were evaluated in 124 volunteer radiologic technologist participants from the United States: 64 females and 60 males 48 to 80 years of age. Intraclass correlation coefficients (ICC) were used to evaluate the test-retest reliability of average number of hours spent outdoors in the summer estimated for each approach. We tested the differences between the two ICCs, corresponding to each approach, using a t test with the variance of the difference estimated by the jackknife method. During childhood and adolescence, the two approaches gave similar ICCs for average numbers of hours spent outdoors in the summer. By contrast, compared with the time-based approach, the activity-based approach showed significantly higher ICCs during adult ages (0.69 versus 0.43, P = 0.003) and over the lifetime (0.69 versus 0.52, P = 0.05); the higher ICCs for the activity-based questionnaire were primarily derived from the results for females. Research is needed to further improve the activity-based questionnaire approach for long-term sun exposure assessment. (Cancer Epidemiol Biomarkers Prev 2009;18(2):464–71)</jats:p> Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches Cancer Epidemiology, Biomarkers & Prevention |
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10.1158/1055-9965.epi-08-0894 |
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American Association for Cancer Research (AACR), 2009 |
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American Association for Cancer Research (AACR), 2009 |
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2009 |
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American Association for Cancer Research (AACR) |
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Cancer Epidemiology, Biomarkers & Prevention |
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title |
Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_unstemmed |
Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_full |
Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_fullStr |
Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_full_unstemmed |
Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_short |
Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_sort |
assessment of lifetime cumulative sun exposure using a self-administered questionnaire: reliability of two approaches |
topic |
Oncology Epidemiology |
url |
http://dx.doi.org/10.1158/1055-9965.epi-08-0894 |
publishDate |
2009 |
physical |
464-471 |
description |
<jats:title>Abstract</jats:title>
<jats:p>Few studies have evaluated the reliability of lifetime sun exposure estimated from inquiring about the number of hours people spent outdoors in a given period on a typical weekday or weekend day (the time-based approach). Some investigations have suggested that women have a particularly difficult task in estimating time outdoors in adulthood due to their family and occupational roles. We hypothesized that people might gain additional memory cues and estimate lifetime hours spent outdoors more reliably if asked about time spent outdoors according to specific activities (an activity-based approach). Using self-administered, mailed questionnaires, test-retest responses to time-based and to activity-based approaches were evaluated in 124 volunteer radiologic technologist participants from the United States: 64 females and 60 males 48 to 80 years of age. Intraclass correlation coefficients (ICC) were used to evaluate the test-retest reliability of average number of hours spent outdoors in the summer estimated for each approach. We tested the differences between the two ICCs, corresponding to each approach, using a t test with the variance of the difference estimated by the jackknife method. During childhood and adolescence, the two approaches gave similar ICCs for average numbers of hours spent outdoors in the summer. By contrast, compared with the time-based approach, the activity-based approach showed significantly higher ICCs during adult ages (0.69 versus 0.43, P = 0.003) and over the lifetime (0.69 versus 0.52, P = 0.05); the higher ICCs for the activity-based questionnaire were primarily derived from the results for females. Research is needed to further improve the activity-based questionnaire approach for long-term sun exposure assessment. (Cancer Epidemiol Biomarkers Prev 2009;18(2):464–71)</jats:p> |
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author | Yu, Chu-Ling, Li, Yan, Freedman, D. Michal, Fears, Thomas R., Kwok, Richard, Chodick, Gabriel, Alexander, Bruce, Kimlin, Michael G., Kricker, Anne, Armstrong, Bruce K., Linet, Martha S. |
author_facet | Yu, Chu-Ling, Li, Yan, Freedman, D. Michal, Fears, Thomas R., Kwok, Richard, Chodick, Gabriel, Alexander, Bruce, Kimlin, Michael G., Kricker, Anne, Armstrong, Bruce K., Linet, Martha S., Yu, Chu-Ling, Li, Yan, Freedman, D. Michal, Fears, Thomas R., Kwok, Richard, Chodick, Gabriel, Alexander, Bruce, Kimlin, Michael G., Kricker, Anne, Armstrong, Bruce K., Linet, Martha S. |
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description | <jats:title>Abstract</jats:title> <jats:p>Few studies have evaluated the reliability of lifetime sun exposure estimated from inquiring about the number of hours people spent outdoors in a given period on a typical weekday or weekend day (the time-based approach). Some investigations have suggested that women have a particularly difficult task in estimating time outdoors in adulthood due to their family and occupational roles. We hypothesized that people might gain additional memory cues and estimate lifetime hours spent outdoors more reliably if asked about time spent outdoors according to specific activities (an activity-based approach). Using self-administered, mailed questionnaires, test-retest responses to time-based and to activity-based approaches were evaluated in 124 volunteer radiologic technologist participants from the United States: 64 females and 60 males 48 to 80 years of age. Intraclass correlation coefficients (ICC) were used to evaluate the test-retest reliability of average number of hours spent outdoors in the summer estimated for each approach. We tested the differences between the two ICCs, corresponding to each approach, using a t test with the variance of the difference estimated by the jackknife method. During childhood and adolescence, the two approaches gave similar ICCs for average numbers of hours spent outdoors in the summer. By contrast, compared with the time-based approach, the activity-based approach showed significantly higher ICCs during adult ages (0.69 versus 0.43, P = 0.003) and over the lifetime (0.69 versus 0.52, P = 0.05); the higher ICCs for the activity-based questionnaire were primarily derived from the results for females. Research is needed to further improve the activity-based questionnaire approach for long-term sun exposure assessment. (Cancer Epidemiol Biomarkers Prev 2009;18(2):464–71)</jats:p> |
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spelling | Yu, Chu-Ling Li, Yan Freedman, D. Michal Fears, Thomas R. Kwok, Richard Chodick, Gabriel Alexander, Bruce Kimlin, Michael G. Kricker, Anne Armstrong, Bruce K. Linet, Martha S. 1055-9965 1538-7755 American Association for Cancer Research (AACR) Oncology Epidemiology http://dx.doi.org/10.1158/1055-9965.epi-08-0894 <jats:title>Abstract</jats:title> <jats:p>Few studies have evaluated the reliability of lifetime sun exposure estimated from inquiring about the number of hours people spent outdoors in a given period on a typical weekday or weekend day (the time-based approach). Some investigations have suggested that women have a particularly difficult task in estimating time outdoors in adulthood due to their family and occupational roles. We hypothesized that people might gain additional memory cues and estimate lifetime hours spent outdoors more reliably if asked about time spent outdoors according to specific activities (an activity-based approach). Using self-administered, mailed questionnaires, test-retest responses to time-based and to activity-based approaches were evaluated in 124 volunteer radiologic technologist participants from the United States: 64 females and 60 males 48 to 80 years of age. Intraclass correlation coefficients (ICC) were used to evaluate the test-retest reliability of average number of hours spent outdoors in the summer estimated for each approach. We tested the differences between the two ICCs, corresponding to each approach, using a t test with the variance of the difference estimated by the jackknife method. During childhood and adolescence, the two approaches gave similar ICCs for average numbers of hours spent outdoors in the summer. By contrast, compared with the time-based approach, the activity-based approach showed significantly higher ICCs during adult ages (0.69 versus 0.43, P = 0.003) and over the lifetime (0.69 versus 0.52, P = 0.05); the higher ICCs for the activity-based questionnaire were primarily derived from the results for females. Research is needed to further improve the activity-based questionnaire approach for long-term sun exposure assessment. (Cancer Epidemiol Biomarkers Prev 2009;18(2):464–71)</jats:p> Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches Cancer Epidemiology, Biomarkers & Prevention |
spellingShingle | Yu, Chu-Ling, Li, Yan, Freedman, D. Michal, Fears, Thomas R., Kwok, Richard, Chodick, Gabriel, Alexander, Bruce, Kimlin, Michael G., Kricker, Anne, Armstrong, Bruce K., Linet, Martha S., Cancer Epidemiology, Biomarkers & Prevention, Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches, Oncology, Epidemiology |
title | Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_full | Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_fullStr | Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_full_unstemmed | Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_short | Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
title_sort | assessment of lifetime cumulative sun exposure using a self-administered questionnaire: reliability of two approaches |
title_unstemmed | Assessment of Lifetime Cumulative Sun Exposure Using a Self-Administered Questionnaire: Reliability of Two Approaches |
topic | Oncology, Epidemiology |
url | http://dx.doi.org/10.1158/1055-9965.epi-08-0894 |