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Dive into the research topics where Marit Helen Andersen is active.

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Featured researches published by Marit Helen Andersen.


American Journal of Transplantation | 2006

Postoperative Pain and Convalescence in Living Kidney Donors—Laparoscopic Versus Open Donor Nephrectomy: A Randomized Study

Marit Helen Andersen; Lars Mathisen; Ole Øyen; B. Edwin; R. Digernes; G. Kvarstein; T. I. Tønnessen; Astrid K. Wahl; Berit Rokne Hanestad; E. Fosse

The aim of the present study was to compare postoperative pain and convalescence in patients randomized to laparoscopic or open donor surgery in a prospective, controlled trial. The donors were randomly assigned to undergo laparoscopic (n = 63) or open (n = 59) donor nephrectomy. Our end points were amount of administered analgesics in the recovery period, postoperative pain on the second postoperative day and at one month after surgery and duration of sick leave.


Transplantation | 2007

Quality of life after randomization to laparoscopic versus open living donor nephrectomy: long-term follow-up.

Marit Helen Andersen; Lars Mathisen; Ole Øyen; Bjørn Edwin; Randi Digernes; Gunnvald Kvarstein; Tor Inge Tønnessen; Astrid Klopstad Wahl; Berit Rokne Hanestad; Erik Fosse

Background. The aim of this randomized study was to compare patient-reported outcome after laparoscopic versus open donor nephrectomy during 1 year follow-up. The evidence base has so far not allowed for a decision as to which method is superior as seen from a long-term quality of life-perspective. Methods. The donors were randomized to laparoscopic (n=63) or open (n=59) nephrectomy, with follow-up at 1, 6, and 12 months. Primary outcomes were health status (SF-36) and overall quality of life (QOLS-N). Secondary outcomes were donor perception of the surgical scar, the donation’s impact on personal finances, and whether the donor would make the same decision to donate again. Results. There was a significant difference in favor of laparoscopic surgery regarding the SF-36 subscale bodily pain at 1 month postoperatively (P<0.05). Analysis based on intention to treat revealed no long-term differences between groups in SF-36 scores. When subtracting the reoperated/converted donors of the laparoscopic group, significant differences in favor of laparoscopy were revealed in the subscales bodily pain at 6 months (P<0.05) and social functioning at 12 months (P<0.05). No significant differences were found in QOLS-N scores between groups. Conclusions. Laparoscopic donor nephrectomy is an attractive alternative to open donor nephrectomy because of less postoperative pain. However, long-term comparison only revealed significant differences in favor of laparoscopy when adjusting for reoperations/conversions. Both groups reached baseline scores in most SF-36 subscales at 12 months and this may explain why possible minor benefits are hard to prove.


Clinical Transplantation | 2005

Living donors' experiences 1 wk after donating a kidney.

Marit Helen Andersen; Lars Mathisen; Ole Øyen; Astrid Klopstad Wahl; Berit Rokne Hanestad; Erik Fosse

Abstract:  In Norway living kidney donors account for approximately 40% of all renal transplants. There is a shortage of information about how living kidney donors experience the donation process during the initial recovery from surgery. The aim of this study was to explore physical and psychosocial issues related to the experiences of living kidney donors 1 wk after open donor nephrectomy. A total of 12 living kidney donors participated in the study. Data were collected by individual in‐depth interviews and analysed using empirical phenomenological method. Being a living kidney donor is a complex experience. The informants expressed strong feelings of responsibility and obligation concerning the recipients and had a positive attitude towards the donation. On the other hand, the donors experienced it strange to be a fit individual and go through a major operation. Several of the donors reported that it was painful to go through donor surgery and regarded the recovery period as troublesome. Some donors also reported the double role of being both a patient and a relative to be a stressful experience. This study reveals the importance of being aware of the complex situation of living kidney donors. Health professionals need to understand the nature of the donation process and the donors’ needs. It is essential to focus on physical, mental and interpersonal factors when counselling potential living kidney donors.


Clinical Transplantation | 2007

Follow-up interviews of 12 living kidney donors one yr after open donor nephrectomy.

Marit Helen Andersen; Fanny Bruserud; Lars Mathisen; Astrid K. Wahl; Berit Rokne Hanestad; Erik Fosse

Abstract:  Very few studies have prospectively followed living kidney donors the first year after donor surgery. In 2003, we in‐depth interviewed living kidney donors one wk after donation to explore their immediate experiences of going through nephrectomy. The aim of the current investigation was to explore experiences regarding physical and psychosocial health during the first year after donor surgery. Twelve donors going through open donor nephrectomy were interviewed by telephone at one yr after donation. The analysis was carried out with an empirical phenomenological method. All participants expressed an overall positive experience about being a donor a year after transplantation. However, several participants experienced physical disincentives longer than expected post‐donation. Emotional distress, such as mild depression and a feeling of loss, was also part of the donor experiences. Donors experiencing unsuccessful recipient outcome reported severe physical and mental reactions. This study provides insights on the physical and mental cost to living kidney donation. Awareness of how donors may experience their situations can help transplantation professionals in their efforts to understand and provide support.


Transplantation | 2009

Cost Effectiveness of Open Versus Laparoscopic Living-Donor Nephrectomy

Vida Hamidi; Marit Helen Andersen; Ole Øyen; Lars Mathisen; Erik Fosse; Ivar Sønbø Kristiansen

Background. Kidney transplantation is an essential part of care for patients with end-stage renal disease. The introduction of laparoscopic living-donor nephrectomy (LLDN) has made live donation more advantageous because of less postoperative pain, earlier return to normal activities, and a consequent potential to increase the pool of kidney donors. However, the cost effectiveness of LLDN remains unknown. The aim of this study was to explore the health and cost consequences of replacing open-donor nephrectomy by LLDN. Methods. Kidney donors were randomized to laparoscopic (n=63) or open surgery (n=59). We obtained data on operating time, personnel costs, length of stay, cost of analgesic, disposable instruments and complications, and indirect costs. Quality of life was captured before the operation and at 1, 6, and 12 months postdonation by means of short form-36. The scores were translated into utilities by means of Brazier’s 6D algorithm. Results. The cost per patient was U.S.


Annals of Surgery | 2018

Laparoscopic Versus Open Resection for Colorectal Liver Metastases: The OSLO-COMET Randomized Controlled Trial.

Åsmund A. Fretland; Vegar J. Dagenborg; Gudrun Maria Waaler Bjørnelv; Airazat M. Kazaryan; Ronny Kristiansen; Morten W. Fagerland; John Hausken; Tor Inge Tønnessen; Andreas Abildgaard; Leonid Barkhatov; Sheraz Yaqub; Bård I. Røsok; Bjørn Atle Bjørnbeth; Marit Helen Andersen; Kjersti Flatmark; Eline Aas; Bjørn Edwin

55,292 with laparoscopic and U.S.


Clinical Transplantation | 2012

The effect of an educational intervention for renal recipients: a randomized controlled trial

Kristin H. Urstad; Ole Øyen; Marit Helen Andersen; Torbjørn Moum; Astrid Klopstad Wahl

29,886 with open surgery. The greatest cost difference was in costs attributed to complications (U.S.


Clinical Transplantation | 2011

Patients' level of knowledge measured five days after kidney transplantation.

Kristin H. Urstad; Marit Helen Andersen; Ole Øyen; Torbjørn Moum; Astrid Klopstad Wahl

33,162 vs. U.S.


Patient Education and Counseling | 2013

Limited evidence for the effectiveness of educational interventions for renal transplant recipients. Results from a systematic review of controlled clinical trials

Kristin H. Urstad; Astrid Klopstad Wahl; Marit Helen Andersen; Ole Øyen; Kåre Birger Hagen

4,573). The 1-year quality-adjusted life years (QALYs) were 0.780 and 0.765, respectively for laparoscopic and open surgery. This implies a cost of U.S.


Journal of Nursing Management | 2016

Nursing intensity and costs of nurse staffing demonstrated by the RAFAELA system: liver vs. kidney transplant recipients

Marit Helen Andersen; Kjersti Lønning; Gudrun Maria Waaler Bjørnelv; Lisbeth Fagerström

1,693,733 per QALY at 12 months follow-up. Sensitivity analyses indicated that the cost of the major complications in the laparoscopic group and magnitude of QALY gain had the greatest impact on cost effectiveness. Conclusions. The LLDN is an attractive alternative because it, in general, entails less postoperative pain than open surgery, but it is cost effective only with relatively low rates of complications.

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Erik Fosse

Vestfold University College

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Ole Øyen

Oslo University Hospital

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Bjørn Edwin

Oslo University Hospital

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Astrid K. Wahl

Oslo and Akershus University College of Applied Sciences

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