Lifetime |
Number of years living with a smoker | Home | Mother | Yes |
|
|
Adulthood |
Living with a regular smoker (yes/no) | Home | Wife | Yes |
|
|
Husband | Yes |
|
|
Mother | Yes |
|
|
No. of years sharing the home with smoker(s) | Home | Spouse | Yes |
|
|
Other HM | Yes |
|
|
No. of pack-years of SHSe (number of cigarette packs smoked per day by the source × number of years the source has smoked) | Total | Parents | Yes |
|
|
All HM | Yes |
|
|
No. of cigarettes smoked | Home | All smokers |
| Nicotine/particulate matter |
|
Work | All smokers |
| Nicotine |
|
No. of smokers | Work | All smokers |
| Nicotine/particulate matter | Saliva cotinine |
No. of hours of SHSe | Work | All smokers |
| Nicotine/particulate matter | Urine cotinine |
No. of hours of exposure × no. of smokers × proximity to the participant | Total | All smokers |
| Nicotine |
|
Childhood (past) |
SHSe during childhood (yes/no) | Total | Mother | Yes |
|
|
Father | Yes |
|
|
SHSe while mother was pregnant (yes/no) | Total | Mother | Yes |
|
|
No. of years sharing the home with smoker(s) | Home | Mother | Yes |
|
|
Father | Yes |
|
|
Other HM | Yes |
|
|
No. of hours per day of SHSe | Total | Father | Yes |
|
|
Other HM | Yes |
|
|
No. of pack-years of SHSe | Total | Parents | Yes |
|
|
All HM | Yes |
|
|
Pregnant women (third trimester) |
Hours of woman's SHSe at home | Home | All HM |
|
| Cord blood cotinine |
Cigarettes per day smoked in their presence | Home | All HM |
|
| Cord blood cotinine |
Home or work | All HM and coworkers |
|
| Cord blood cotinine |
Childhood (current) |
Smoking status of parent | Total | Mother |
|
| Saliva cotinine |
Father |
|
| Saliva cotinine |
Hours of child's SHSe at home | Home | All smokers |
| Nicotine†
|
|
Cigarettes per day smoked | Total | Mother | Yes |
| Plasma cotinine |
All HM |
|
| Plasma cotinine |
Cigarettes per day smoked in the home | Home | Mother | Yes |
| Urine cotinine |
Parents | Yes |
| Urine cotinine/hair nicotine |
All HM |
|
| Urine cotinine |
All HM and visitors |
|
| Urine cotinine |
All smokers |
|
| Hair nicotine |
Cigarettes per day smoked in the presence of the child | Home | All smokers | Yes |
| Urine cotinine†
|
Total | All smokers |
|
| Hair nicotine |
No. of cigarettes smoked | Total | Mother |
| Nicotine |
|
No. of cigarettes smoked in the home | Home | All smokers |
| Nicotine | Urine cotinine |
Mother |
|
| Urine cotinine |
No. of cigarettes smoked in the presence of the child | Total | Mother |
| Nicotine |
|
All smokers | Yes |
| Urine cotinine |
Home | Mother |
| Nicotine | Urine cotinine |
Parents | Yes |
|
|
Car | Mother | Yes |
|
|
Weekly no. of cigarettes smoked | Total | Mother |
|
| Urine cotinine |
Home | Mother | Yes | Nicotine |
|
Father | Yes |
|
|
Parents | Yes |
|
|
Weekly no. of cigarettes smoked in the home in the presence of the child | Home | Mother | Yes |
|
|
Father | Yes |
|
|
Parents | Yes |
|
|
All smokers | Yes |
|
|
Weekly no. of cigarettes smoked in the presence of the child | Total | All smokers | Yes |
|
|
No. of smokers | Total | All HM |
|
| Hair nicotine/urine cotinine/serum cotinine |
All HM and visitors |
|
| Urine cotinine |
Cigarette butt counts in 24 h | Home | Mother |
|
| Urine cotinine |
Cigarette butt counts × hours spent in living room | Home | Father |
|
| Urine cotinine |