SUPPLEMENTAL INFORMATION

Supplementary Table I. The characteristics of the included study participants and excluded study participants with incomplete records for smoking or covariates Supplementary Table II. The characteristics of the study population including health behaviors and laboratory results Supplementary Table III. Hazard ratios for psoriasis according to changes in smoking habits among individuals with sustained status of changes in smoking habit who underwent three consecutive health examinations Supplementary Table IV. Hazard ratios for psoriasis according to changes in smoking habits among individuals whose smoking status remained the same at the time of psoriasis diagnosis or the end of follow-up Supplementary Table V. Hazard ratios for psoriasis according to changes in smoking habits using a censor date set to December 31, 2019, for the follow-up observation Supplementary Table VI. Hazard ratios for psoriasis according to changes in smoking habits among individuals with sustained status of changes in smoking habit who underwent three consecutive health examinations, using a censor date set to December 31, 2019, for the follow-up observation Supplementary Fig 1. Health checkup questionnaire. Supplementary Fig 2. Association of changes in smoking habits with psoriasis vulgaris according to subgroup Supplementary Fig 3. Association between changes in smoking habits and palmoplantar pustulosis by subgroup补充表I. 纳入研究参与者及因吸烟或协变量记录不完整而被排除的研究参与者的特征 补充表II. 研究人群的特征，包括健康行为与实验室检测结果 补充表III. 在完成三次连续健康检查且吸烟习惯变化状态持续的个体中，根据吸烟习惯变化得出的银屑病风险比 补充表IV. 在银屑病确诊时或随访结束时吸烟状态未发生改变的个体中，根据吸烟习惯变化得出的银屑病风险比 补充表V. 将随访观察的截尾日期设为2019年12月31日时，根据吸烟习惯变化得出的银屑病风险比 补充表VI. 将随访观察的截尾日期设为2019年12月31日，且针对完成三次连续健康检查、吸烟习惯变化状态持续的个体，根据吸烟习惯变化得出的银屑病风险比 补充图1. 健康检查问卷 补充图2. 按亚组划分的吸烟习惯变化与寻常型银屑病的关联 补充图3. 按亚组划分的吸烟习惯变化与掌跖脓疱病的关联