Table 3. Outcomes and adjustments.
| Study ID | Authors | Year | Outcomes | Adjustments |
|---|---|---|---|---|
| #1 | Arora et al. | 2010 | HR | Gender, age, education, employment, number of siblings, smoking status, smoking status of partner, alcohol status, diabetes, body mass index |
| #2 | Eliot et al. | 2013 | OR | Age, Gender, Race, Smoking, Alcohol status, education, annual household income |
| #3 | Mai et al. | 2014 | HR | Unadjusted; Age; MODEL A: Age, smoking status, pack-years; MODEL B: MODEL A + education, race, BMI, alcohol status, hormone use, dental visits, physical activity, region of residence, aspirin use, secondhand smoke |
| Freudenheim et al. | 2015 | Age; MODEL 1: Age, Education, Race, BMI, Age at menarche, Age at menopause, Parity, Age at first birth, Hormone use, Alcohol status, Physical activity, NS Anti-Inflammatory Drugs; MODEL 2: MODEL 1 + Smoking status, pack-years | ||
| #4 | Michaud et al. | 2007 | RR | Age; MODEL A: Age, smoking history, profession, race, geographic location, history of diabetes, BMI, height, history of cholecystectomy, Nonsteroideal anti-inflammatory drug use, multivitamin use, baseline teeth numbers; MODEL B: dietary intakes of fruits and vegetables, vitamin D, calcium, sucrose, and total calories |
| Michaud et al. | 2008 | HR | MODEL A: Age, race, physical activity, diabetes, alcohol status, BMI, geographical location, height, calcium intake, red-meat intake, fruit and vegetables intake, vitamin D score; MODEL B: MODEL A + smoking history, pack-years | |
| Michaud et al. | 2016 | Age, Race, Alcohol status, physical activity, diabetes, BMI, geographical location, height, NSAID use | ||
| Bertrand et al. | 2017 | Age, Race, Diabetes history, BMI at baseline, geographical location, smoking, NSAID use | ||
| #5 | Momen-Heravi et al. | 2017 | HR | Age, race, smoking, history of colorectal cancer in a parent or sibling, history of sigmoidoscopy / colonscopy, current physical activity, regular aspirin use, multivitamin use, type 2 diabetes, alcohol consumption, adult BMI, energy-adjusted intake of total calcium, vitamin D, folate, red meat and processed meat and postmenopausal hormone use |
| #6 | Mazul et al. | 2017 | OR | Age, race, sex, alcohol use, socioeconomic status (income, insurance, education) |
HR: Hazard Ratio; OR: Odds Ratio; COPD: Chronic Obstructive Pulmonary Disease; BMI: Body Mass Index; NSAID: Non-Steroideal Anti-Inflammatory Drug