Threats to Validity of Nonrandomized Studies of Postdiagnosis Exposures on Cancer Recurrence and Survival

Time-dependent study entries and exposures in cohort studies can easily be sources of different and avoidable types of bias

(2012) Martin Wolkewitz et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY

Administrative Data Algorithms to Identify Second Breast Cancer Events Following Early-Stage Invasive Breast Cancer

(2012) Jessica Chubak et al.   JNCI-Journal of the National Cancer Institute

Relationship Between Statin Use and Colon Cancer Recurrence and Survival: Results From CALGB 89803

(2011) K. Ng et al.   JNCI-Journal of the National Cancer Institute

Statin Prescriptions and Breast Cancer Recurrence Risk: A Danish Nationwide Prospective Cohort Study

(2011) T. P. Ahern et al.   JNCI-Journal of the National Cancer Institute

Review of inverse probability weighting for dealing with missing data

(2011) Shaun R Seaman et al.   STATISTICAL METHODS IN MEDICAL RESEARCH

Assessing nonresponse bias at follow-up in a large prospective cohort of relatively young and mobile military service members

(2010) Alyson J Littman et al.   BMC Medical Research Methodology

Aspirin Intake and Survival After Breast Cancer

(2010) Michelle D. Holmes et al.   JOURNAL OF CLINICAL ONCOLOGY

Use of antidepressants and NSAIDs in relation to mortality in long-term breast cancer survivors

(2010) Karen J. Wernli et al.   PHARMACOEPIDEMIOLOGY AND DRUG SAFETY

Participation of older newly-diagnosed cancer patients in an observational prospective pilot study: an example of recruitment and retention

(2009) Martine TE Puts et al.   BMC CANCER

The influence of menopausal hormone therapy on tumour characteristics and survival in endometrial cancer patients

(2009) Chantal C. Orgéas et al.   EUROPEAN JOURNAL OF CANCER

Aspirin Use and Survival After Diagnosis of Colorectal Cancer

(2009) Andrew T. Chan   JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION

The impact of physical activity on all-cause mortality in men and women after a cancer diagnosis

(2008) Mark Hamer et al.   CANCER CAUSES & CONTROL

Assessment of selection bias in clinic-based populations of childhood cancer survivors: A report from the childhood cancer survivor study

(2008) Kirsten K. Ness et al.   PEDIATRIC BLOOD & CANCER

Immortal Time Bias in Pharmacoepidemiology

(2007) S. Suissa   AMERICAN JOURNAL OF EPIDEMIOLOGY