Background Young people frequently make use of the internet as part of their day-to-day
activities, and this has extended to their help-seeking behavior. Offline help-seeking is …

Purpose To review and synthesise prognostic indices that predict subsequent risk,
prescriptive indices that moderate treatment response, and mechanisms that underlie each …

Objective To evaluate the effects of specification choices on the accuracy of estimates in
difference‐in‐differences (DID) models. Data Sources Process‐of‐care quality data from …

Hepatocellular carcinoma (HCC), in its very early stage, is heterogeneous both in terms of
liver function (ie, presence or absence of portal hypertension, model for end-stage liver …

BACKGROUND: Recognizing the growing need for robust evidence about treatment
effectiveness in real-world populations, the Good Research for Comparative Effectiveness …

Abstract Background: The Palliative Performance Scale (PPS) has been widely used for
survival prediction among patients with cancer; however, few studies have reviewed PPS …

ASCO believes that high-quality observational studies can advance evidence-based
practice for cancer care and are complementary to randomized controlled trials (RCTs) …

Background Intertrochanteric hip fractures are common and devastating injuries especially
for the elderly. Surgical treatment is the optimal strategy for managing intertrochanteric …

This study aimed to determine the effects of prenatal exposure to angiotensin‐converting
enzyme inhibitors (ACEIs) or angiotensin II receptor blockers (ARBs), particularly when …

Background Patients with breast cancer who overexpress the human epidermal growth
factor receptor 2 (HER2) and subsequently develop brain metastasis (BM) typically …