Mediating Effect of Tobacco Dependence on the Association Between Maternal Smoking During Pregnancy and Chronic Obstructive Pulmonary Disease : Case-Control Study

©Jinxuan Li, Jianying Xu, Lan Yang, Yongjian Xu, Xiangyan Zhang, Chunxue Bai, Jian Kang, Pixin Ran, Huahao Shen, Fuqiang Wen, Kewu Huang, Wanzhen Yao, Tieying Sun, Guangliang Shan, Ting Yang, Yingxiang Lin, Jianguo Zhu, Ruiying Wang, Zhihong Shi, Jianping Zhao, Xianwei Ye, Yuanlin Song, Qiuyue Wang, Gang Hou, Yumin Zhou, Wen Li, Liren Ding, Hao Wang, Yahong Chen, Yanfei Guo, Fei Xiao, Yong Lu, Xiaoxia Peng, Biao Zhang, Zuomin Wang, Hong Zhang, Xiaoning Bu, Xiaolei Zhang, Li An, Shu Zhang, Zhixin Cao, Qingyuan Zhan, Yuanhua Yang, Lirong Liang, Bin Cao, Huaping Dai, Kian Fan Chung, Zhengming Chen, Jiang He, Sinan Wu, Dan Xiao, Chen Wang, China Pulmonary Health Study Group. Originally published in JMIR Public Health and Surveillance (https://publichealth.jmir.org), 22.02.2024..

BACKGROUND: Maternal smoking during pregnancy (MSDP) is a known risk factor for offspring developing chronic obstructive pulmonary disease (COPD), but the underlying mechanism remains unclear.

OBJECTIVE: This study aimed to explore whether the increased COPD risk associated with MSDP could be attributed to tobacco dependence (TD).

METHODS: This case-control study used data from the nationwide cross-sectional China Pulmonary Health study, with controls matched for age, sex, and smoking status. TD was defined as smoking within 30 minutes of waking, and the severity of TD was assessed using the Fagerstrom Test for Nicotine Dependence. COPD was diagnosed when the ratio of forced expiratory volume in 1 second to forced vital capacity was <0.7 in a postbronchodilator pulmonary function test according to the 2017 Global Initiative for Chronic Obstructive Lung Disease criteria. Logistic regression was used to examine the correlation between MSDP and COPD, adjusting for age, sex, BMI, educational attainment, place of residence, ethnic background, occupation, childhood passive smoking, residential fine particulate matter, history of childhood pneumonia or bronchitis, average annual household income, and medical history (coronary heart disease, hypertension, and diabetes). Mediation analysis examined TD as a potential mediator in the link between MSDP and COPD risk. The significance of the indirect effect was assessed through 1000 iterations of the "bootstrap" method.

RESULTS: The study included 5943 participants (2991 with COPD and 2952 controls). Mothers of the COPD group had higher pregnancy smoking rates (COPD: n=305, 10.20%; controls: n=211, 7.10%; P<.001). TD was more prevalent in the COPD group (COPD: n=582, 40.40%; controls: n=478, 33.90%; P<.001). After adjusting for covariates, MSDP had a significant effect on COPD (β=.097; P<.001). There was an association between MSDP and TD (β=.074; P<.001) as well as between TD and COPD (β=.048; P=.007). Mediation analysis of TD in the MSDP-COPD association showed significant direct and indirect effects (direct: β=.094; P<.001 and indirect: β=.004; P=.03). The indirect effect remains present in the smoking population (direct: β=.120; P<.001 and indirect: β=.002; P=.03).

CONCLUSIONS: This study highlighted the potential association between MSDP and the risk of COPD in offspring, revealing the mediating role of TD in this association. These findings contribute to a deeper understanding of the impact of prenatal tobacco exposure on lung health, laying the groundwork for the development of relevant prevention and treatment strategies.

Medienart:

E-Artikel

Erscheinungsjahr:

2024

Erschienen:

2024

Enthalten in:

Zur Gesamtaufnahme - volume:10

Enthalten in:

JMIR public health and surveillance - 10(2024) vom: 22. Feb., Seite e53170

Sprache:

Englisch

Beteiligte Personen:

Li, Jinxuan [VerfasserIn]
Xu, Jianying [VerfasserIn]
Yang, Lan [VerfasserIn]
Xu, Yongjian [VerfasserIn]
Zhang, Xiangyan [VerfasserIn]
Bai, Chunxue [VerfasserIn]
Kang, Jian [VerfasserIn]
Ran, Pixin [VerfasserIn]
Shen, Huahao [VerfasserIn]
Wen, Fuqiang [VerfasserIn]
Huang, Kewu [VerfasserIn]
Yao, Wanzhen [VerfasserIn]
Sun, Tieying [VerfasserIn]
Shan, Guangliang [VerfasserIn]
Yang, Ting [VerfasserIn]
Lin, Yingxiang [VerfasserIn]
Zhu, Jianguo [VerfasserIn]
Wang, Ruiying [VerfasserIn]
Shi, Zhihong [VerfasserIn]
Zhao, Jianping [VerfasserIn]
Ye, Xianwei [VerfasserIn]
Song, Yuanlin [VerfasserIn]
Wang, Qiuyue [VerfasserIn]
Hou, Gang [VerfasserIn]
Zhou, Yumin [VerfasserIn]
Li, Wen [VerfasserIn]
Ding, Liren [VerfasserIn]
Wang, Hao [VerfasserIn]
Chen, Yahong [VerfasserIn]
Guo, Yanfei [VerfasserIn]
Xiao, Fei [VerfasserIn]
Lu, Yong [VerfasserIn]
Peng, Xiaoxia [VerfasserIn]
Zhang, Biao [VerfasserIn]
Wang, Zuomin [VerfasserIn]
Zhang, Hong [VerfasserIn]
Bu, Xiaoning [VerfasserIn]
Zhang, Xiaolei [VerfasserIn]
An, Li [VerfasserIn]
Zhang, Shu [VerfasserIn]
Cao, Zhixin [VerfasserIn]
Zhan, Qingyuan [VerfasserIn]
Yang, Yuanhua [VerfasserIn]
Liang, Lirong [VerfasserIn]
Cao, Bin [VerfasserIn]
Dai, Huaping [VerfasserIn]
Chung, Kian Fan [VerfasserIn]
Chen, Zhengming [VerfasserIn]
He, Jiang [VerfasserIn]
Wu, Sinan [VerfasserIn]
Xiao, Dan [VerfasserIn]
Wang, Chen [VerfasserIn]
China Pulmonary Health Study Group [VerfasserIn]

Links:

Volltext

Themen:

Chronic obstructive pulmonary disease
Journal Article
Lung function
Mediating effects
Smoking
Tobacco dependence

Anmerkungen:

Date Completed 23.02.2024

Date Revised 10.03.2024

published: Electronic

Citation Status MEDLINE

doi:

10.2196/53170

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

NLM368763978