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List of works by Ulrich Guller

A suite of web applications to streamline the interdisciplinary collaboration in secondary data analyses

scientific article published on 14 December 2004

Accuracy of frozen section of sentinel lymph nodes: a prospective analysis of 659 breast cancer patients of the Swiss multicenter study.

scientific article published on 23 February 2008

Active specific immunotherapy phase III trials for malignant melanoma: systematic analysis and critical appraisal

scientific article published on 23 May 2008

Association of the presence of bone marrow micrometastases with the sentinel lymph node status in 410 early stage breast cancer patients: results of the Swiss Multicenter Study

scientific article

Axillary lymph node dissection for sentinel lymph node micrometastases may be safely omitted in early-stage breast cancer patients: long-term outcomes of a prospective study

scientific article published on January 2010

Axillary recurrence rate in breast cancer patients with negative sentinel lymph node (SLN) or SLN micrometastases: prospective analysis of 150 patients after SLN biopsy.

scientific article published in January 2005

Bayesian statistics in oncology: a guide for the clinical investigator

scientific article published on December 2009

Blue dye injection does not induce dissemination of epithelial cells during SLN procedure in colon cancer patients

scientific article published on 25 April 2014

Bone marrow micrometastases do not impact disease-free and overall survival in early stage sentinel lymph node-negative breast cancer patients

scientific article published on 22 October 2013

Carbon dye staining of sentinel lymph nodes facilitates microstaging of colon cancer patients

scientific article published in March 2006

Cholecystectomy concomitant with laparoscopic gastric bypass: a trend analysis of the nationwide inpatient sample from 2001 to 2008.

scientific article published in February 2012

Clinical applications of virosomes in cancer immunotherapy

scientific article published on November 2006

Comparative Analysis of Tumor Cell Dissemination to the Sentinel Lymph Nodes and to the Bone Marrow in Patients With Nonmetastasized Colon Cancer: A Prospective Multicenter Study

scientific article published on 07 June 2017

Cryotherapy after ACL reconstruction: a meta-analysis

scientific article

Detecting pheochromocytoma: defining the most sensitive test

scientific article

Disseminated single tumor cells as detected by real-time quantitative polymerase chain reaction represent a prognostic factor in patients undergoing surgery for colorectal cancer

scientific article published in December 2002

Effect of the 50-hour workweek limitation on training of surgical residents in Switzerland.

scientific article published in June 2010

Factors influencing the success of in vivo sentinel lymph node procedure in colon cancer patients: Swiss prospective, multicenter study sentinel lymph node procedure in colon cancer

scientific article published in April 2013

Heterologous prime-boost immunotherapy of melanoma patients with Influenza virosomes, and recombinant Vaccinia virus encoding 5 melanoma epitopes and 3 co-stimulatory molecules. A multi-centre phase I/II open labeled clinical trial

scientific article

High risks for adverse outcomes after gastric bypass surgery following failed gastric banding: a population-based trend analysis of the United States

scientific article

Identification of Sentinel Lymph Nodes in Colon Cancer Depends on the Amount of Dye Injected Relative to Tumor Size ⬇️

scientific article published on November 6, 2003

Impact of surgeon and hospital caseload on the likelihood of performing laparoscopic vs open sigmoid resection for diverticular disease: a study based on 55,949 patients

scientific article published on March 2007

Inadequate quality of surveillance after curative surgery for colon cancer

scientific article published on 29 April 2010

Increased body mass index and ASA physical status IV are risk factors for block failure in ambulatory surgery - an analysis of 9,342 blocks

scientific article published in October 2004

Influence of obesity on surgical regional anesthesia in the ambulatory setting: an analysis of 9,038 blocks

scientific article published in January 2005

Insurance status and race represent independent predictors of undergoing laparoscopic surgery for appendicitis: secondary data analysis of 145,546 patients

scientific article

Interpreting statistics in medical literature: a vade mecum for surgeons

scientific article published on March 2004

Intranodal Mapping Using Carbon Dye Results in More Accurate Lymph Node Staging in Colon Cancer Patients

scientific article published on 8 July 2015

Is positron emission tomography an accurate non-invasive alternative to sentinel lymph node biopsy in breast cancer patients?

scientific article

Laparoscopic appendectomy in the elderly

scientific article published on May 2004

Laparoscopic appendectomy outcomes on the weekend and during the week are no different: a national study of 151,774 patients

scientific article

Laparoscopic versus open appendectomy: outcomes comparison based on a large administrative database

scientific article published on January 2004

Laparoscopic vs open colectomy: outcomes comparison based on large nationwide databases

scientific article published on November 2003

Lymph node ratio is inferior to pN-stage in predicting outcome in colon cancer patients with high numbers of analyzed lymph nodes

scientific article published on 3 October 2018

Modern hepatic imaging

scientific article published on April 2004

Modest improvement in overall survival for patients with metastatic pancreatic cancer: a trend analysis using the surveillance, epidemiology, and end results registry from 1988 to 2008.

scientific article

National trends in health care utilization and racial and socioeconomic disparities in pediatric pyogenic arthritis

scientific article published on November 2006

Non-inferiority trials in surgical oncology

scientific article published on 9 February 2007

Outcomes of early extubation after bypass surgery in the elderly

scientific article

Pre-, peri-, and posttreatment imaging of liver lesions

scientific article

Predicting gender differences as latent variables: summed scores, and individual item responses: a methods case study

scientific article

Predictive value of mucinous histology in colon cancer: a population-based, propensity score matched analysis

scientific article published on 15 March 2016

Presence of bone marrow micro-metastases in stage I-III colon cancer patients is associated with worse disease-free and overall survival

scientific article

Prevalence of Burnout Among Surgical Residents and Surgeons in Switzerland ⬇️

scientific article published on October 1, 2010

Prognostic impact and therapeutic implications of sentinel lymph node micro‐metastases in early‐stage breast cancer patients ⬇️

scientific article published on May 1, 2011

Racial differences among patients undergoing laparoscopic gastric bypass surgery: a population-based trend analysis from 2002 to 2008.

scientific article published in February 2013

Relationship between surgeon caseload and sphincter preservation in patients with rectal cancer.

scientific article published in February 2005

Revisiting a dogma: similar survival of patients with small bowel and gastric GIST. A population-based propensity score SEER analysis

scientific article published on 9 December 2015

Safety and effectiveness of bariatric surgery: Roux-en-Y gastric bypass is superior to gastric banding in the management of morbidly obese patients

scientific article published on 29 May 2009

Safety and effectiveness of bariatric surgery: Roux-en-y gastric bypass is superior to gastric banding in the management of morbidly obese patients: a reply to the response by Bhoyrul et al.

scientific article published on 19 August 2009

Sample size matters: a guide for surgeons

scientific article

Selective axillary surgery in breast cancer patients based on positron emission tomography with 18F-fluoro-2-deoxy-D-glucose: not yet!

scientific article published in January 2002

Sentinel Lymph Node Mapping with Isosulfan Blue or Indocyanine Green in Colon Cancer Shows Comparable Results and Identifies Patients with Decreased Survival: A Prospective Single-Center Trial

scientific article

Sentinel lymph node biopsy in early-stage breast cancer patients: improved survival through better staging?

scientific article published on 11 December 2012

Sentinel lymph node procedure leads to upstaging of patients with resectable colon cancer: results of the Swiss prospective, multicenter study sentinel lymph node procedure in colon cancer

scientific article published on 10 February 2012

Surgical outcomes research based on administrative data: inferior or complementary to prospective randomized clinical trials?

scientific article

The relationship between surgeon and hospital volume and outcomes for shoulder arthroplasty.

scientific article

Trends in clinical trials in surgical oncology: Implications for outcomes research ⬇️

scientific article published on February 1, 2003

Trends in the epidemiology of total shoulder arthroplasty in the United States from 1990-2000.

scientific article published in August 2006

Women in surgery: a survey in Switzerland

scientific article published in November 2010

Worse outcomes in patients undergoing urgent surgery for left-sided diverticulitis admitted on weekends vs weekdays: a population-based study of 31 832 patients

scientific article

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