Define pack-year. pack-year synonyms, pack-year pronunciation, pack-year translation, English dictionary definition of pack-year. n a measure of the amount of cigarettes a person has smoked over an extended period, equal to one packet of 20 every day for
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Ex-smokers quit smoking by 18.8 卤 12.4 years. The mean pack-year for patients who had ever smoked was 19.4 卤 23.1. In univariate analyses, pack-year smoking was associated with BASFI (p 0.001), modified Schober test (p = 0.01) and mSASSS (p 0.001). Multivariate regression models ...
0.5 pack per day × 30 years = 15 pack years. What is a 20 pack years smoking history? A 20 pack years of smoking history means smoking one pack of cigarettes per day for 20 years, smoking two packs for 10 years, or any other pack-year combination that multiplied gives twenty. Curren...
SMOKING Is the venue a smoking free area? The hall where the exhibition takes place does not permit smoking; however one can smoke outside the hall at designated special smoking zones. In Dar Es Salaam, smoking is not permitted in public. There are special dedicated zones for smoking in the...
I’ve been friends with the Murkets for twenty years. 我和穆尔克特一家是20年的老朋友。 2.mean 同样,这个词也是不规则动词,具体讲之前,我们也来看下变化: ①现在分词: meaning(不要双写“n”) ②过去式和过去分词: meant(直接在原形后加“t”) ...
Misunderstandings in the misconception on the use of pack-years in analysis of smoking. Br J Cancer. 2013;108(5):1218-1220... Peto,J - 《Br J Cancer》 被引量: 13发表: 2013年 Lifestyle and low-back pain. The influence of smoking and obesity. The authors examined associations between...
'Lung cancer risk is not proportional to pack-years'; and 'modeling of the variation in ERR (excess relative risk) per pack-year in relation to y smoking rate y is unlikely to be biologically informative.' He proffers two lung cancer-related examples: radon, where the ERR per working lev...
Based on current recommendations, 30+ pack-years of smoking are required for eligibility for low-dose CT (LDCT) lung cancer screening; former smokers must have quit within 15 years. We investigated whether current smokers with 20 to 29 pack-years have similar lung cancer risks as eligible forme...
Calculate-smoking-history-in-pack-years网页 图片 视频 学术 词典 航班 Calculate-smoking-history-in-pack-years 例句 释义: 全部 更多例句筛选 1. Calculate smoking history in pack years. 年计算吸烟史。 www.medicaleng.com隐私声明 法律声明 广告 反馈 © 2025 Microsoft...