Kari Johansson

3.8k total citations · 1 hit paper
80 papers, 2.6k citations indexed

About

Kari Johansson is a scholar working on Obstetrics and Gynecology, Pediatrics, Perinatology and Child Health and Surgery. According to data from OpenAlex, Kari Johansson has authored 80 papers receiving a total of 2.6k indexed citations (citations by other indexed papers that have themselves been cited), including 30 papers in Obstetrics and Gynecology, 26 papers in Pediatrics, Perinatology and Child Health and 24 papers in Surgery. Recurrent topics in Kari Johansson's work include Bariatric Surgery and Outcomes (19 papers), Gestational Diabetes Research and Management (18 papers) and Pregnancy and preeclampsia studies (16 papers). Kari Johansson is often cited by papers focused on Bariatric Surgery and Outcomes (19 papers), Gestational Diabetes Research and Management (18 papers) and Pregnancy and preeclampsia studies (16 papers). Kari Johansson collaborates with scholars based in Sweden, United States and Canada. Kari Johansson's co-authors include Martin Neovius, Erik Hemmingsson, Olof Stephansson, Stephan Rössner, Fredrik Granath, Ylva Trolle Lagerros, Sven Cnattingius, Kristian Neovius, Signy Reynisdottir and Ingmar Näslund and has published in prestigious journals such as New England Journal of Medicine, The Lancet and JAMA.

In The Last Decade

Kari Johansson

75 papers receiving 2.5k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Outcomes of Pregnancy after Bariatric Surgery

2015 315 citations Kari Johansson, Sven Cnattingius et al. profile →

Peers

Kari Johansson

SURGE

PHYSI

PHEOH

PPCH

Jovanna Dahlgren Sweden

Jan Åman Sweden

Jean‐Pierre Chanoine Canada

Christina Kanaka‐Gantenbein Greece

Edith Schober Austria

A Basdevant France

Susanna Wiegand Germany

Zhaoxing Pan United States

Constadina Panagiotopoulos Canada

Julian Hamilton‐Shield United Kingdom

Jovanna Dahlgren Sweden

Kari Johansson

764 ×1.0

SURGE

803 ×1.1

PHYSI

829 ×1.8

PHEOH

390 ×0.9

1.3k ×4.0

PPCH

Citations per year, relative to Kari Johansson Kari Johansson (= 1×) peers Jovanna Dahlgren

Countries citing papers authored by Kari Johansson

Since Specialization

Citations

This map shows the geographic impact of Kari Johansson's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Kari Johansson with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Kari Johansson more than expected).

Fields of papers citing papers by Kari Johansson

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Kari Johansson. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Kari Johansson. The network helps show where Kari Johansson may publish in the future.

Co-authorship network of co-authors of Kari Johansson

This figure shows the co-authorship network connecting the top 25 collaborators of Kari Johansson. A scholar is included among the top collaborators of Kari Johansson based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Kari Johansson. Kari Johansson is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Elvander, Charlotte, et al.. (2025). Medical Interventions and Women's Perceptions of Respectful Intrapartum Care: A National Survey‐Based Cohort Study. BJOG An International Journal of Obstetrics & Gynaecology. 132(12). 1844–1855.

Razaz, Neda, et al.. (2025). Severe Neonatal Morbidity Across Gestational Age: Monitoring Infants at High Risk of Mortality. Acta Paediatrica. 114(8). 1847–1856. 2 indexed citations

Johansson, Kari, et al.. (2025). Frequency of fetal blood sampling, delivery mode and neonatal outcome after revised CTG‐classification and updated lactate meter in Sweden: An observational study. Acta Obstetricia Et Gynecologica Scandinavica. 104(4). 676–684.

Johansson, Kari, et al.. (2024). Should gestational weight gain charts exclude individuals with excess postpartum weight retention?. Journal of Human Nutrition and Dietetics. 37(4). 892–898. 1 indexed citations

Hossin, Muhammad Zakir, et al.. (2024). Pre-existing maternal cardiovascular disease and the risk of offspring cardiovascular disease from infancy to early adulthood. European Heart Journal. 45(38). 4111–4123. 4 indexed citations

Johansson, Kari, et al.. (2024). Variations in the use of oxytocin for augmentation of labour in Sweden: a population-based cohort study. Scientific Reports. 14(1). 17483–17483. 3 indexed citations

Bodnar, Lisa M., Kari Johansson, Katherine P. Himes, et al.. (2023). Do current pregnancy weight gain guidelines balance risks of adverse maternal and child health in a United States cohort?. American Journal of Clinical Nutrition. 119(2). 527–536. 6 indexed citations

Johansson, Kari, et al.. (2023). Labor unit culture and attitudes toward supporting vaginal birth—The Swedish version of the labor culture survey (S‐LCS)—Psychometric properties. Birth. 51(1). 163–175.

Näslund, Ingmar, Johan Ottosson, Elizabeth V. Arkema, et al.. (2023). Pregnancy Weight Gain After Gastric Bypass or Sleeve Gastrectomy. JAMA Network Open. 6(12). e2346228–e2346228. 2 indexed citations

10.

Örtqvist, Anne K., Maria C. Magnus, Jonas Söderling, et al.. (2023). Association between SARS-CoV-2 infection and newly diagnosed hypertension during pregnancy: prospective, population based cohort study. SHILAP Revista de lepidopterología. 2(1). e000465–e000465. 3 indexed citations

11.

Johansson, Kari, et al.. (2021). Pregnancy Outcomes in Women With Psoriatic Arthritis in Relation to Presence and Timing of Antirheumatic Treatment. Arthritis & Rheumatology. 74(3). 486–495. 6 indexed citations

12.

Neovius, Martin, Gustaf Bruze, Peter Jacobson, et al.. (2018). Risk of suicide and non-fatal self-harm after bariatric surgery: results from two matched cohort studies. The Lancet Diabetes & Endocrinology. 6(3). 197–207. 104 indexed citations

13.

Ahlberg, Mia, et al.. (2018). Risk of repeat cesarean delivery in women undergoing trial of labor: A population‐based cohort study. Acta Obstetricia Et Gynecologica Scandinavica. 97(12). 1524–1529. 15 indexed citations

14.

Johansson, Kari, et al.. (2017). Suicide and all-cause mortality in Swedish deployed military veterans: a population-based matched cohort study. BMJ Open. 7(9). e014034–e014034. 14 indexed citations

15.

Johansson, Kari, Jennifer A. Hutcheon, Olof Stephansson, & Sven Cnattingius. (2016). Pregnancy weight gain by gestational age and BMI in Sweden: a population-based cohort study. American Journal of Clinical Nutrition. 103(5). 1278–1284. 42 indexed citations

16.

Johansson, Kari, Martin Neovius, & Erik Hemmingsson. (2013). Effects of anti-obesity drugs, diet, and exercise on weight-loss maintenance after a very-low-calorie diet or low-calorie diet: a systematic review and meta-analysis of randomized controlled trials. American Journal of Clinical Nutrition. 99(1). 14–23. 162 indexed citations

17.

Hemmingsson, Erik, Kari Johansson, Jonas Eriksson, et al.. (2012). Weight loss and dropout during a commercial weight-loss program including a very-low-calorie diet, a low-calorie diet, or restricted normal food: observational cohort study. American Journal of Clinical Nutrition. 96(5). 953–961. 69 indexed citations

18.

Austeng, Dordi, Karin Källén, Uwe Ewald, et al.. (2009). ROP in Extremely Immature Infants Born Before 27 Weeks of Gestation Between 2004 and 2007 in Sweden - The EXPRESS Study (EXtremely PREterm Infants Study in Sweden). Investigative Ophthalmology & Visual Science. 50(13). 3139–3139. 1 indexed citations

19.

Johansson, Kari, Johan Sundström, Kristian Neovius, Stephan Rössner, & Martin Neovius. (2009). Long‐term changes in blood pressure following orlistat and sibutramine treatment: a meta‐analysis. Obesity Reviews. 11(11). 777–791. 29 indexed citations

20.

Neovius, Kristian, Kari Johansson, Stephan Rössner, & Martin Neovius. (2008). Disability pension, employment and obesity status: a systematic review. Obesity Reviews. 9(6). 572–581. 77 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact