Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1986 1
1987 1
1990 1
1991 1
1995 1
2003 2
2004 1
2005 1
2006 2
2007 3
2009 1
2010 2
2012 1
2013 1
2014 2
2015 2
2022 1
2024 0

Text availability

Article attribute

Article type

Publication date

Search Results

21 results

Results by year

Filters applied: . Clear all
Page 1
Challenges in estimation, uncertainty quantification and elicitation for pandemic modelling.
Swallow B, Birrell P, Blake J, Burgman M, Challenor P, Coffeng LE, Dawid P, De Angelis D, Goldstein M, Hemming V, Marion G, McKinley TJ, Overton CE, Panovska-Griffiths J, Pellis L, Probert W, Shea K, Villela D, Vernon I. Swallow B, et al. Epidemics. 2022 Mar;38:100547. doi: 10.1016/j.epidem.2022.100547. Epub 2022 Feb 10. Epidemics. 2022. PMID: 35180542 Free PMC article.
Factors affecting the pharmacokinetics of nifedipine.
Renwick AG, Le Vie J, Challenor VF, Waller DG, Gruchy B, George CF. Renwick AG, et al. Eur J Clin Pharmacol. 1987;32(4):351-5. doi: 10.1007/BF00543968. Eur J Clin Pharmacol. 1987. PMID: 3609112
After pretreatment with cimetidine, which inhibits the activity of cytochrome P-450, the peak plasma concentration and area under the plasma-time concentration curve for nifedipine were increased by a mean 84%. In contrast, pre-treatment with ranitidine which has little ef …
After pretreatment with cimetidine, which inhibits the activity of cytochrome P-450, the peak plasma concentration and area under the …
Something for the weekend! Saturday services - what do patients want and what do they need?
Challenor R, Warwick Z. Challenor R, et al. Int J STD AIDS. 2010 Apr;21(4):273-6. doi: 10.1258/ijsa.2009.009208. Int J STD AIDS. 2010. PMID: 20378900

Introducing text appointment reminders reduced did not attend (DNA) rates from 19% to 14% (background clinic DNA rate 10%). There were more men (P = 0.01), more patients with symptoms (P < 0.0001) and more with sexually transmitted infections (STIs) (P = 0

…
Introducing text appointment reminders reduced did not attend (DNA) rates from 19% to 14% (background clinic DNA rate 10%). There were more …
The effect of acute hypoxia on right ventricular function in healthy adults.
Oliver RM, Peacock AJ, Challenor VF, Fleming JS, Waller DG. Oliver RM, et al. Int J Cardiol. 1991 May;31(2):235-41. doi: 10.1016/0167-5273(91)90221-a. Int J Cardiol. 1991. PMID: 1869333
Mean right ventricular peak systolic pressure was 24.1 +/- 3.3 mmHg during high inspired oxygen and increased to 41.3 +/- 8.4 mmHg during hypoxia (P less than 0.01). Mean right ventricular ejection fraction was 0.612 +/- 0.075 during high inspired oxygen and was unchanged …
Mean right ventricular peak systolic pressure was 24.1 +/- 3.3 mmHg during high inspired oxygen and increased to 41.3 +/- 8.4 mmHg during hy …
Rectal Chlamydia in heterosexual women: more questions than answers.
Ding A, Challenor R. Ding A, et al. Int J STD AIDS. 2014 Jul;25(8):587-92. doi: 10.1177/0956462413515637. Epub 2013 Dec 18. Int J STD AIDS. 2014. PMID: 24352134
There was no difference in the positivity rate whether RAI was reported (80%) or not (76%) (P = 0.71); or whether swabs were physician-collected (65%) or self-taken (80%) (P = 0.17). ...
There was no difference in the positivity rate whether RAI was reported (80%) or not (76%) (P = 0.71); or whether swabs were physicia …
Use of Anticoagulants and Antiplatelet Agents in Stable Outpatients with Coronary Artery Disease and Atrial Fibrillation. International CLARIFY Registry.
Fauchier L, Greenlaw N, Ferrari R, Ford I, Fox KM, Tardif JC, Tendera M, Steg PG; CLARIFY Investigators. Fauchier L, et al. PLoS One. 2015 Apr 27;10(4):e0125164. doi: 10.1371/journal.pone.0125164. eCollection 2015. PLoS One. 2015. PMID: 25915904 Free PMC article.
Oral anticoagulation alone was used in 25.7%, antiplatelet therapy alone in 52.8% (single 41.8%, dual 11.0%), and both in 21.5%. OAC use was independently associated with permanent AF (p<0.001), CHA2DS2-VASc score (p=0.006), pacemaker (p<0.001), stroke …
Oral anticoagulation alone was used in 25.7%, antiplatelet therapy alone in 52.8% (single 41.8%, dual 11.0%), and both in 21.5%. OAC use was …
'Shame on you'--the psychosocial impact of genital warts.
Jeynes C, Chung MC, Challenor R. Jeynes C, et al. Int J STD AIDS. 2009 Aug;20(8):557-60. doi: 10.1258/ijsa.2008.008412. Int J STD AIDS. 2009. PMID: 19625588

The shame scores of those with warts (31.08) were significantly higher (P < 0.0001) than either control group (GU medicine controls 20.77; orthopaedic controls 19.00). The impact on health-related quality of life (HRQoL) by each of the individual emotional parameters of

…

The shame scores of those with warts (31.08) were significantly higher (P < 0.0001) than either control group (GU medicine control

…
Clinical and rheological effects of nifedipine in Raynaud's phenomenon.
Waller DG, Challenor VF, Francis DA, Roath OS. Waller DG, et al. Br J Clin Pharmacol. 1986 Oct;22(4):449-54. doi: 10.1111/j.1365-2125.1986.tb02916.x. Br J Clin Pharmacol. 1986. PMID: 3533127 Free PMC article. Clinical Trial.
Twenty-nine patients completed the study, during which the mean number of attacks was reduced by 25% during nifedipine treatment (P less than 0.001). Twenty patients scored nifedipine higher than placebo on a five point rating scale (P less than 0.001). ...
Twenty-nine patients completed the study, during which the mean number of attacks was reduced by 25% during nifedipine treatment (P l …
CT vs conventional angiography in unselected patients with suspected coronary heart disease.
Tan KT, Reed D, Howe J, Challenor V, Gibson M, McGann G. Tan KT, et al. Int J Cardiol. 2007 Sep 14;121(1):125-6. doi: 10.1016/j.ijcard.2006.08.057. Epub 2006 Nov 22. Int J Cardiol. 2007. PMID: 17123650
There is excellent statistical correlation between the appearance of the coronary arteries on MSCT and conventional angiography, as determined by Spearmans test (r=0.727, P<0.0001). MSCT coronary angiography had a sensitivity of 80.0%, specificity of 95.9%, NPV of 97.9% …
There is excellent statistical correlation between the appearance of the coronary arteries on MSCT and conventional angiography, as determin …
Clinching the contacts: a tale of two audits before and after the introduction of a contacts' clinic.
Raval B, Challenor R. Raval B, et al. Int J STD AIDS. 2006 Nov;17(11):772-5. doi: 10.1258/095646206778691149. Int J STD AIDS. 2006. PMID: 17062184
After, in 2005, 0.66 (95% CI 0.57-0.75) contacts were seen within four weeks (P=0.005). Partner notification outcomes were significantly associated with follow-up (P<0.001). ...
After, in 2005, 0.66 (95% CI 0.57-0.75) contacts were seen within four weeks (P=0.005). Partner notification outcomes were significan …
21 results