Hanna Vihervaara

The Clinical Frailty Scale is a useful tool for predicting postoperative complications following elective colon cancer surgery at the age of 80 years and above: A prospective, multicentre observational study

Susanna Niemeläinen, Heini Huhtala, Jan R. Andersen et al. · Colorectal Disease · 2021 · 36 citations · Full text

Medicine, Oncology, Surgery +17

Angled- or straight-tipped hydrophilic guidewire in biliary cannulation: a prospective, randomized, controlled trial

Hanna Vihervaara, Juha Grönroos, Mari Koivisto et al. · Surgical Endoscopy · 2012 · 20 citations

Medicine, Surgery, Interventional Radiology +7

Double-guidewire-assisted biliary cannulation: experiences from a single tertiary referral center

Juha Grönroos, Hanna Vihervaara, Risto Gullichsen et al. · Surgical Endoscopy · 2010 · 20 citations

Medicine, Surgery, Interventional Radiology +9

Evaluation of a quality improvement intervention to reduce anastomotic leak following right colectomy (EAGLE): pragmatic, batched stepped-wedge, cluster-randomized trial in 64 countries

Nicholas Avellaneda, Mahmoud Al Masri, Abylai Baimakhanov et al. · British journal of surgery · 2023 · 18 citations · Full text

Medicine, Perioperative Medicine, Surgery +16

One-year functional outcomes of patients aged 80 years or more undergoing colonic cancer surgery: prospective, multicentre observational study

Susanna Niemeläinen, Heini Huhtala, Esa Jämsen et al. · BJS Open · 2022 · 15 citations · Full text

Medicine, Geriatric Medicine, Oncology +17