C.D. Hanning

5.5k total citations · 1 hit paper
53 papers, 3.9k citations indexed

About

C.D. Hanning is a scholar working on Surgery, Cardiology and Cardiovascular Medicine and Anesthesiology and Pain Medicine. According to data from OpenAlex, C.D. Hanning has authored 53 papers receiving a total of 3.9k indexed citations (citations by other indexed papers that have themselves been cited), including 17 papers in Surgery, 16 papers in Cardiology and Cardiovascular Medicine and 14 papers in Anesthesiology and Pain Medicine. Recurrent topics in C.D. Hanning's work include Cardiac, Anesthesia and Surgical Outcomes (12 papers), Anesthesia and Neurotoxicity Research (10 papers) and Intensive Care Unit Cognitive Disorders (9 papers). C.D. Hanning is often cited by papers focused on Cardiac, Anesthesia and Surgical Outcomes (12 papers), Anesthesia and Neurotoxicity Research (10 papers) and Intensive Care Unit Cognitive Disorders (9 papers). C.D. Hanning collaborates with scholars based in United Kingdom, Netherlands and Denmark. C.D. Hanning's co-authors include J. T. Møller, P.J. Houx, Lars S. Rasmussen, J. H. Silverstein, Henrik Berg Rasmussen, T. Johnson, J. Jolles, Jaume Canet, Patrick Rabbitt and A. Biedler and has published in prestigious journals such as The Lancet, BMJ and The Journal of Urology.

In The Last Decade

C.D. Hanning

51 papers receiving 3.7k citations

Hit Papers

Long-term postoperative cognitive dysfunction in the elde... 1998 2026 2007 2016 1998 500 1000 1.5k
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.

  1. Long-term postoperative cognitive dysfunction in the elderly: ISPOCD1 study
    1998 1.8k citations J. T. Møller, Pjm Pierre Cluitmans et al. The Lancet profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
C.D. Hanning United Kingdom 19 2.5k 2.0k 1.8k 958 796 53 3.9k
J. H. Silverstein United States 9 2.2k 0.9× 1.7k 0.9× 1.4k 0.8× 805 0.8× 475 0.6× 14 3.0k
J. T. Møller Denmark 10 2.1k 0.8× 1.7k 0.8× 1.5k 0.8× 759 0.8× 490 0.6× 14 2.9k
Frederick E. Sieber United States 38 2.1k 0.8× 1.4k 0.7× 1.5k 0.8× 1.4k 1.4× 1.0k 1.3× 106 4.5k
P.J. Houx Netherlands 16 1.8k 0.7× 1.3k 0.7× 1.2k 0.7× 588 0.6× 366 0.5× 23 3.3k
A. Biedler Germany 24 1.6k 0.6× 1.3k 0.7× 1.4k 0.7× 1.6k 1.7× 1.9k 2.3× 64 4.1k
Lisbeth Evered Australia 32 2.7k 1.1× 2.0k 1.0× 1.8k 1.0× 891 0.9× 456 0.6× 72 3.6k
Brendan Silbert Australia 41 2.7k 1.1× 2.0k 1.0× 2.9k 1.6× 1.4k 1.4× 2.1k 2.6× 113 6.1k
B. Craig Weldon United States 16 1.4k 0.6× 1.2k 0.6× 1.0k 0.5× 1.2k 1.2× 714 0.9× 25 2.6k
Gregory Crosby United States 35 2.8k 1.1× 2.8k 1.4× 856 0.5× 1.6k 1.7× 396 0.5× 84 4.4k
J. S. Gravenstein United States 13 1.4k 0.5× 1.0k 0.5× 994 0.5× 549 0.6× 420 0.5× 60 2.3k

Countries citing papers authored by C.D. Hanning

Since Specialization
Citations

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

Fields of papers citing papers by C.D. Hanning

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by C.D. Hanning. 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 C.D. Hanning. The network helps show where C.D. Hanning may publish in the future.

Co-authorship network of co-authors of C.D. Hanning

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

All Works

20 of 20 papers shown
1.
Rasmussen, Lars S., John T. O’Brien, J. H. Silverstein, et al.. (2005). Is peri‐operative cortisol secretion related to post‐operative cognitive dysfunction?. Acta Anaesthesiologica Scandinavica. 49(9). 1225–1231. 77 indexed citations
2.
Hanning, C.D., Arjan Blokland, Martin H. Johnson, & E K Perry. (2005). Effects of repeated anaesthesia on central cholinergic function in the rat cerebral cortex. European Journal of Anaesthesiology. 20(2). 93–97. 8 indexed citations
3.
Hanning, C.D.. (2005). Postoperative cognitive dysfunction. British Journal of Anaesthesia. 95(1). 82–87. 112 indexed citations
4.
Rasmussen, Lars S., T. Johnson, Diana Kristensen, et al.. (2003). Does anaesthesia cause postoperative cognitive dysfunction? A randomised study of regional versus general anaesthesia in 438 elderly patients. Acta Anaesthesiologica Scandinavica. 47(3). 260–266. 392 indexed citations
5.
Rasmussen, Lars S., et al.. (2001). The assessment of postoperative cognitive function. Acta Anaesthesiologica Scandinavica. 45(3). 275–289. 430 indexed citations
6.
Abildstrøm, Hanne, Lars S. Rasmussen, Patricia Rentowl, et al.. (2000). Cognitive dysfunction 1–2 years after non‐cardiac surgery in the elderly. Acta Anaesthesiologica Scandinavica. 44(10). 1246–1251. 287 indexed citations
7.
Møller, J. T., Pjm Pierre Cluitmans, LS Rasmussen, et al.. (1998). Long-term postoperative cognitive dysfunction in the elderly: ISPOCD1 study. The Lancet. 351(9106). 857–861. 1751 indexed citations breakdown →
8.
Mikkelsen, H. B., Patricia Rentowl, Lars S. Rasmussen, C.D. Hanning, & J. T. Møller. (1998). COGNITIVE DYSFUNCTION MAY PERSIST 1-2 YEARS AFTER MAJOR NON-CARDIAC SURGERY. Anesthesiology. 89(Supplement). 1212A–1212A. 1 indexed citations
9.
Hanning, C.D., et al.. (1998). Obstructive sleep apnoea and upper airway reactivity. Journal of Sleep Research. 7(2). 115–118. 12 indexed citations
10.
Hanning, C.D. & Michael Welsh. (1996). Sleepiness, snoring and driving habits. Journal of Sleep Research. 5(1). 51–54. 16 indexed citations
11.
Fothergill, J.C., et al.. (1996). The design of an optical fiber pressure transducer for use in the upper airways. IEEE Transactions on Biomedical Engineering. 43(6). 600–606. 11 indexed citations
12.
Hanning, C.D. & J Alexander-Williams. (1995). Fortnightly Review: Pulse oximetry: a practical review. BMJ. 311(7001). 367–370. 102 indexed citations
13.
Prichard, A. J. N., John Marshall, A. Ahmed, Regi Thomas, & C.D. Hanning. (1994). Uvulopalatopharyngoplasty: the Leicester experience. The Journal of Laryngology & Otology. 108(8). 649–652. 10 indexed citations
14.
Langton, Josephine, et al.. (1990). COMPARISON OF FOUR PULSE OXIMETERS: EFFECTS OF VENOUS OCCLUSION AND COLD-INDUCED PERIPHERAL VASOCONSTRICTION. British Journal of Anaesthesia. 65(2). 245–247. 22 indexed citations
15.
Wilkins, C. Jason, et al.. (1989). COMPARISON OF PULSE OXIMETERS: EFFECTS OF VASOCONSTRICTION AND VENOUS ENGORGEMENT. British Journal of Anaesthesia. 62(4). 439–444. 43 indexed citations
16.
Hanning, C.D.. (1989). OBSTRUCTIVE SLEEP APNOEA. British Journal of Anaesthesia. 63(4). 477–488. 30 indexed citations
17.
Parry, Phillip V., et al.. (1989). ANALGESIA-INDUCED RESPIRATORY DEPRESSION: COMPARISON OF MEPTAZINOL AND MORPHINE IN THE POSTOPERATIVE PERIOD. British Journal of Anaesthesia. 63(3). 260–265. 21 indexed citations
18.
Hanning, C.D., et al.. (1988). THE MORPHINE HYDROGEL SUPPOSITORY. British Journal of Anaesthesia. 61(2). 221–227. 14 indexed citations
19.
Smith, Bradley E. & C.D. Hanning. (1986). ADVANCES IN RESPIRATORY SUPPORT. British Journal of Anaesthesia. 58(2). 138–150. 5 indexed citations
20.
Hanning, C.D., et al.. (1980). The use of inotropic drugs in myocardial contusion 2 case reports. Intensive Care Medicine. 6(1). 19–23. 4 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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