Risto Kaaja

9.3k total citations · 1 hit paper
201 papers, 6.2k citations indexed

About

Risto Kaaja is a scholar working on Obstetrics and Gynecology, Pediatrics, Perinatology and Child Health and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Risto Kaaja has authored 201 papers receiving a total of 6.2k indexed citations (citations by other indexed papers that have themselves been cited), including 98 papers in Obstetrics and Gynecology, 54 papers in Pediatrics, Perinatology and Child Health and 41 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Risto Kaaja's work include Pregnancy and preeclampsia studies (75 papers), Gestational Diabetes Research and Management (56 papers) and Birth, Development, and Health (33 papers). Risto Kaaja is often cited by papers focused on Pregnancy and preeclampsia studies (75 papers), Gestational Diabetes Research and Management (56 papers) and Birth, Development, and Health (33 papers). Risto Kaaja collaborates with scholars based in Finland, United States and Sweden. Risto Kaaja's co-authors include Hannele Laivuori, Maritta Pöyhönen‐Alho, Heikki Julkunen, Vilho Hiilesmaa, Olavi Ylikorkala, Katja Lampinen, Veli‐Matti Ulander, Per‐Henrik Groop, Kari Teramo and Mats Rönnback and has published in prestigious journals such as The Lancet, JAMA and SHILAP Revista de lepidopterología.

In The Last Decade

Risto Kaaja

200 papers receiving 5.9k citations

Hit Papers

align trajectories sort by overperformance

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.

Gestational Diabetes Mellitus Can Be Prevented by Lifestyle Intervention: The Finnish Gestational Diabetes Prevention Study (RADIEL)

2015 307 citations Saila B. Koivusalo, Kristiina Rönö et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Risto Kaaja Finland	45	3.1k	2.0k	1.3k	959	794	201	6.2k
J. Bonnar Ireland	43	2.6k 0.8×	1.7k 0.8×	997 0.8×	909 0.9×	613 0.8×	193	6.0k
Pelle G. Lindqvist Sweden	38	1.9k 0.6×	1.7k 0.9×	1.0k 0.8×	848 0.9×	651 0.8×	159	5.0k
William M. Hague Australia	39	2.8k 0.9×	1.4k 0.7×	411 0.3×	914 1.0×	1.3k 1.7×	125	4.7k
Linda A. Barbour United States	40	2.8k 0.9×	2.3k 1.2×	471 0.4×	893 0.9×	1.1k 1.4×	97	6.7k
Johannes J. Duvekot Netherlands	35	4.5k 1.5×	3.7k 1.8×	1.2k 0.9×	1.3k 1.4×	577 0.7×	163	6.5k
Katarina Bremme Sweden	30	1.1k 0.3×	776 0.4×	973 0.7×	467 0.5×	291 0.4×	132	3.9k
Jacob Bar Israel	33	2.5k 0.8×	1.9k 1.0×	345 0.3×	885 0.9×	386 0.5×	269	3.9k
Marshall D. Lindheimer United States	58	8.8k 2.9×	7.2k 3.6×	1.7k 1.3×	2.6k 2.7×	1.2k 1.5×	159	12.6k
Ellen Løkkegaard Denmark	29	708 0.2×	810 0.4×	441 0.3×	1.6k 1.6×	225 0.3×	119	3.6k
Anne Lethaby New Zealand	45	2.8k 0.9×	360 0.2×	205 0.2×	988 1.0×	853 1.1×	94	7.0k

Countries citing papers authored by Risto Kaaja

Since Specialization

Citations

This map shows the geographic impact of Risto Kaaja'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 Risto Kaaja with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Risto Kaaja more than expected).

Fields of papers citing papers by Risto Kaaja

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Risto Kaaja. 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 Risto Kaaja. The network helps show where Risto Kaaja may publish in the future.

Co-authorship network of co-authors of Risto Kaaja

This figure shows the co-authorship network connecting the top 25 collaborators of Risto Kaaja. A scholar is included among the top collaborators of Risto Kaaja 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 Risto Kaaja. Risto Kaaja is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Keikkala, Elina, Tuija Männistö, Anneli Pouta, et al.. (2024). Perinatal and neonatal outcomes in gestational diabetes: The importance of the number of abnormal values in an oral glucose tolerance test. Acta Obstetricia Et Gynecologica Scandinavica. 104(1). 130–138.

Vääräsmäki, Marja, Tuija Männistö, Sanna Mustaniemi, et al.. (2024). Neonatal outcomes according to different glucose threshold values in gestational diabetes: a register-based study. BMC Pregnancy and Childbirth. 24(1). 271–271. 1 indexed citations

Keikkala, Elina, Sanna Mustaniemi, Mika Gissler, et al.. (2023). Gestational diabetes is associated with the risk of offspring’s congenital anomalies: a register-based cohort study. BMC Pregnancy and Childbirth. 23(1). 708–708. 7 indexed citations

Mustaniemi, Sanna, Laure Morin‐Papunen, Elina Keikkala, et al.. (2022). Associations of low sex hormone‐binding globulin and androgen excess in early pregnancy with fasting and post‐prandial hyperglycaemia, gestational diabetes, and its severity. Diabetes/Metabolism Research and Reviews. 39(2). e3599–e3599. 11 indexed citations

Mustaniemi, Sanna, Olli-Pekka Lappalainen, Eero Kajantie, et al.. (2022). Increased Oral Care Needs and Third Molar Symptoms in Women with Gestational Diabetes Mellitus: A Finnish Gestational Diabetes Case–Control Study. International Journal of Environmental Research and Public Health. 19(17). 10711–10711. 2 indexed citations

Gissler, Mika, Meri‐Maija Ollila, Janne Hukkanen, et al.. (2022). The risk of developing type 2 diabetes after gestational diabetes: A registry study from Finland. SHILAP Revista de lepidopterología. 10. 100124–100124. 9 indexed citations

Raitakari, Olli T., Mika Kähönen, Mikko Hurme, et al.. (2021). IDO activity forecasts obesity in males and premenopausal females in a 10-year follow-up study:The Cardiovascular Risk in Young Finns Study. Atherosclerosis. 336. 32–38. 5 indexed citations

Vaura, Felix, Veikko Salomaa, Ilkka Kantola, et al.. (2020). Unsupervised hierarchical clustering identifies a metabolically challenged subgroup of hypertensive individuals. Journal of Clinical Hypertension. 22(9). 1546–1553. 8 indexed citations

Skeith, Leslie, Grégoire Le Gal, Johanna I.P. de Vries, et al.. (2019). The risk of cesarean delivery after labor induction among women with prior pregnancy complications: a subgroup analysis of the AFFIRM study. BMC Pregnancy and Childbirth. 19(1). 455–455. 3 indexed citations

10.

Rodger, Marc, Jean‐Christophe Gris, Johanna I.P. de Vries, et al.. (2017). Low-Molecular-Weight Heparin and Recurrent Placenta-Mediated Pregnancy Complications: A Meta-analysis of Individual Patient Data From Randomised Controlled Trials. Obstetrical & Gynecological Survey. 72(3). 153–155. 3 indexed citations

11.

Skeith, Leslie, Marc Carrier, Risto Kaaja, et al.. (2016). A meta-analysis of low-molecular-weight heparin to prevent pregnancy loss in women with inherited thrombophilia. Blood. 127(13). 1650–1655. 57 indexed citations

12.

Rönö, Kristiina, Beata Stach‐Lempinen, Miira M. Klemetti, et al.. (2014). Prevention of gestational diabetes through lifestyle intervention: study design and methods of a Finnish randomized controlled multicenter trial (RADIEL). BMC Pregnancy and Childbirth. 14(1). 70–70. 65 indexed citations

13.

Korhonen, Päivi, Pirkko Korsoff, Tero Vahlberg, & Risto Kaaja. (2014). Lifestyle of metabolically healthy obese individuals. Primary care diabetes. 9(3). 179–183. 6 indexed citations

14.

Palojoki, Eeva, Maija Kaartinen, Risto Kaaja, et al.. (2010). Pregnancy and Childbirth in Carriers of the Lamin A/C-Gene Mutation. European Journal of Heart Failure. 12(6). 630–633. 9 indexed citations

15.

Pöyhönen‐Alho, Maritta, Matti Viitasalo, M. Gary Nicholls, et al.. (2010). Imbalance of the autonomic nervous system at night in women with gestational diabetes. Diabetic Medicine. 27(9). 988–994. 14 indexed citations

16.

Sjöberg, Lena, et al.. (2010). Menopause in women with type 1 diabetes. STM:n Hallinnonalan avoin julkaisuarkisto (Julkari). 7 indexed citations

17.

Kaare, Milja, Alexandra Götz, Veli‐Matti Ulander, et al.. (2009). Do mitochondrial mutations cause recurrent miscarriage?. Molecular Human Reproduction. 15(5). 295–300. 12 indexed citations

18.

Kaaja, Risto. (2008). Metabolic syndrome and the menopause. Menopause international. 14(1). 21–25. 61 indexed citations

19.

Lampinen, Katja, Seija Peltonen, Ville Pettilä, & Risto Kaaja. (2004). Treatment of postpartum thrombotic microangiopathy with plasma exchange using cryosupernatant as replacement. Acta Obstetricia Et Gynecologica Scandinavica. 83(2). 175–179. 2 indexed citations

20.

Laivuori, Hannele, Risto Kaaja, Ursula Turpeinen, Ulf‐Håkan Stenman, & Olavi Ylikorkala. (1999). Serum activin A and inhibin A elevated in pre–eclampsia: no relation to insulin sensitivity. BJOG An International Journal of Obstetrics & Gynaecology. 106(12). 1298–1303. 23 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.

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