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Malachy Columb

This is a preview profile on BiomedExperts - the first literature-based scientific social network. It brings the right researchers together and allows them to collaborate online. Collexis and Dell provide the BiomedExperts network of +1.5 Million pre-calculated profiles free of charge to researchers worldwide.

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Chemicals & Drugs

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Fetal Heart Rate

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Co-Publications
Name
15
Lyons, Gordon
10
Polley, Linda
9
Capogna, Giorgio
6
Naughton, Norah
6
Camorcia, Michela
5
Wagner, Deborah
4
Stocks, Gary
4
van de Ven, Cosmas
4
Lacassie, Hector
4
Lyons, Gordon
4
McLeod, Graeme
3
Lacassie, Hector
3
Celleno, Danilo
3
Fernando, Roshan
2
Fusco, P

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Publications

TOP 3
Hennebry M C; Stocks G M; Belavadi P; Barnes J; Wray S; Columb M O; Lyons G
Effect of i.v. phenylephrine or ephedrine on the ED50 of intrathecal bupivacaine with fentanyl for Caesarean section.
Phoenix Susan I; Paravastu Sharath; Columb Malachy; Vincent Jean-Louis; Nirmalan Mahesh
Does a higher positive end expiratory pressure decrease mortality in acute respiratory distress syndrome? A systematic review and meta-analysis.
McLeod G A; Dale J; Robinson D; Checketts M; Columb M O; Luck J; Wigderowitz C; Rowley D
Determination of the EC50 of levobupivacaine for femoral and sciatic perineural infusion after total knee arthroplasty.

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All Publications

2009: Hennebry M C; Stocks G M; Belavadi P; Barnes J; Wray S; Columb M O; Lyons G
Effect of i.v. phenylephrine or ephedrine on the ED50 of intrathecal bupivacaine with fentanyl for Caesarean section.
British journal of anaesthesia 2009;102(6):806-11.
2009: Phoenix Susan I; Paravastu Sharath; Columb Malachy; Vincent Jean-Louis; Nirmalan Mahesh
Does a higher positive end expiratory pressure decrease mortality in acute respiratory distress syndrome? A systematic review and meta-analysis.
Anesthesiology 2009;110(5):1098-105.
2009: McLeod G A; Dale J; Robinson D; Checketts M; Columb M O; Luck J; Wigderowitz C; Rowley D
Determination of the EC50 of levobupivacaine for femoral and sciatic perineural infusion after total knee arthroplasty.
British journal of anaesthesia 2009;102(4):528-33.
2008: Dewandre P Y; Kirsch M; Bonhomme V; Columb M; Hans P; Brichant J F
Impact of the addition of sufentanil 5 microg or clonidine 75 microg on the minimum local analgesic concentration of ropivacaine for epidural analgesia in labour: a randomized comparison.
International journal of obstetric anesthesia 2008;17(4):315-21.
2008: McCahon R A; Columb M O; Mahajan R P; Hardman J G
Validation and application of a high-fidelity, computational model of acute respiratory distress syndrome to the examination of the indices of oxygenation at constant lung-state.
British journal of anaesthesia 2008;101(3):358-65.
2008: Landau Ruth; Kern Christian; Columb Malachy O; Smiley Richard M; Blouin Jean-Louis
Genetic variability of the mu-opioid receptor influences intrathecal fentanyl analgesia requirements in laboring women.
Pain 2008;139(1):5-14.
2008: Camorcia M; Capogna G; Columb M O
Estimation of the minimum motor blocking potency ratio for intrathecal bupivacaine and lidocaine.
International journal of obstetric anesthesia 2008;17(3):223-7.
2007: Schulenburg H E; Sri-Chandana C; Lyons G; Columb M O; McLure H A
Hyaluronidase reduces local anaesthetic volumes for sub-Tenon's anaesthesia.
British journal of anaesthesia 2007;99(5):717-20.
2007: Lacassie Hector J; Habib Ashraf S; Lacassie Hector P; Columb Malachy O
Motor blocking minimum local anesthetic concentrations of bupivacaine, levobupivacaine, and ropivacaine in labor.
Regional anesthesia and pain medicine 2007;32(4):323-9.
2007: Lacassie Hector J; Lacassie Hector P; Columb Malachy O
Reflections on motor blocking minimum local anesthetic concentrations.
Anesthesia and analgesia 2007;104(6):1609; author reply 1609.
2007: Camorcia Michela; Capogna Giorgio; Berritta Cristiana; Columb Malachy O
The relative potencies for motor block after intrathecal ropivacaine, levobupivacaine, and bupivacaine.
Anesthesia and analgesia 2007;104(4):904-7.
2007: McLeod G A; Munishankar B; Columb M O
An isobolographic analysis of diamorphine and levobupivacaine for epidural analgesia in early labour.
British journal of anaesthesia 2007;98(4):497-502.
2007: Lyons Gordon R; Kocarev Mitko G; Wilson Rowan C; Columb Malachy O
A comparison of minimum local anesthetic volumes and doses of epidural bupivacaine (0.125% w/v and 0.25% w/v) for analgesia in labor.
Anesthesia and analgesia 2007;104(2):412-5.
2007: Buyse I; Stockman W; Columb M; Vandermeersch E; Van de Velde M
Effect of sufentanil on minimum local analgesic concentrations of epidural bupivacaine, ropivacaine and levobupivacaine in nullipara in early labour.
International journal of obstetric anesthesia 2007;16(1):22-8.
2006: Bray Johanna K; Fernando Roshan; Patel Nisa P; Columb Malachy O
Suprasternal Doppler estimation of cardiac output: standard versus sequential combined spinal epidural anesthesia for cesarean delivery.
Anesthesia and analgesia 2006;103(4):959-64.
2006: Columb M O; Tandon P
Extrapolation and interpretation.
European journal of anaesthesiology 2006;23(5):440-1.
2006: Columb M O; D'Angelo R
Up-down studies: responding to dosing!
International journal of obstetric anesthesia 2006;15(2):129-36.
2006: Saravanan S; Kocarev M; Wilson R C; Watkins E; Columb M O; Lyons G
Equivalent dose of ephedrine and phenylephrine in the prevention of post-spinal hypotension in Caesarean section.
British journal of anaesthesia 2006;96(1):95-9.
2006: Panni M K; Columb M O
Obese parturients have lower epidural local anaesthetic requirements for analgesia in labour.
British journal of anaesthesia 2006;96(1):106-10.
2005: Beale N; Evans B; Plaat F; Columb M O; Lyons G; Stocks G M
Effect of epidural volume extension on dose requirement of intrathecal hyperbaric bupivacaine at Caesarean section.
British journal of anaesthesia 2005;95(4):500-3.
2005: Columb M O; Thomson H E
Confidence with confidence intervals.
British journal of anaesthesia 2005;95(1):111-2.
2005: McLeod G A; Columb M O
Moles, weights and potencies: freedom of expression!
British journal of anaesthesia 2005;95(1):110-1.
2005: Robins K; Wilson R; Watkins E J; Columb M O; Lyons G
Chlorhexidine spray versus single use sachets for skin preparation before regional nerve blockade for elective caesarean section: an effectiveness, time and cost study.
International journal of obstetric anesthesia 2005;14(3):189-92.
2005: Akerman N; Saxena S; Wilson R; Columb M; Lyons G
Effect of intrathecal diamorphine on block height during spinal anaesthesia for Caesarean section with bupivacaine.
British journal of anaesthesia 2005;94(6):843-7.
2005: Hallworth Stephen P; Fernando Roshan; Columb Malachy O; Stocks Gary M
The effect of posture and baricity on the spread of intrathecal bupivacaine for elective cesarean delivery.
Anesthesia and analgesia 2005;100(4):1159-65.
2005: Camorcia Michela; Capogna Giorgio; Columb Malachy O
Minimum local analgesic doses of ropivacaine, levobupivacaine, and bupivacaine for intrathecal labor analgesia.
Anesthesiology 2005;102(3):646-50.
2005: McLeod G A; Munishankar B; Columb M O
Is the clinical efficacy of epidural diamorphine concentration-dependent when used as analgesia for labour?
British journal of anaesthesia 2005;94(2):229-33.
2004: Camorcia Michela; Capogna Giorgio; Lyons Gordon; Columb Malachy O
The relative motor blocking potencies of intrathecal ropivacaine: effects of concentration.
Anesthesia and analgesia 2004;98(6):1779-82, table of contents.
2004: Camorcia M; Capogna G; Lyons G; Columb M
Epidural test dose with levobupivacaine and ropivacaine: determination of ED(50) motor block after spinal administration.
British journal of anaesthesia 2004;92(6):850-3.
2003: Polley Linda S; Columb Malachy O; Naughton Norah N; Wagner Deborah S; van de Ven Cosmas J M; Goralski Kathryn H
Relative analgesic potencies of levobupivacaine and ropivacaine for epidural analgesia in labor.
Anesthesiology 2003;99(6):1354-8.
2003: Lacassie Héctor J; Columb Malachy O
The relative motor blocking potencies of bupivacaine and levobupivacaine in labor.
Anesthesia and analgesia 2003;97(5):1509-13.
2003: Ginosar Yehuda; Columb Malachy O; Cohen Sheila E; Mirikatani Edward; Tingle Martha S; Ratner Emily F; Angst Martin S; Riley Edward T
The site of action of epidural fentanyl infusions in the presence of local anesthetics: a minimum local analgesic concentration infusion study in nulliparous labor.
Anesthesia and analgesia 2003;97(5):1439-45.
2003: Columb M O; Haji-Michael P; Nightingale P
Data collection in the emergency setting.
Emergency medicine journal : EMJ 2003;20(5):459-63.
2003: Saravanan S; Robinson A P C; Qayoum Dar A; Columb M O; Lyons G R
Minimum dose of intrathecal diamorphine required to prevent intraoperative supplementation of spinal anaesthesia for Caesarean section.
British journal of anaesthesia 2003;91(3):368-72.
2003: Zuokumor P; Columb M
Epidural anaesthesia for pain relief in labour.
European journal of anaesthesiology 2003;20(8):674-5; author reply 675-6.
2003: Polley Linda S; Columb Malachy O
Ropivacaine and bupivacaine: concentrating on dosing!
Anesthesia and analgesia 2003;96(5):1251-3.
2003: Capogna Giorgio; Camorcia Michela; Columb Malachy O
Minimum analgesic doses of fentanyl and sufentanil for epidural analgesia in the first stage of labor.
Anesthesia and analgesia 2003;96(4):1178-82, table of contents.
2002: Lacassie Héctor J; Columb Malachy O; Lacassie Héctor P; Lantadilla Rodrigo A
The relative motor blocking potencies of epidural bupivacaine and ropivacaine in labor.
Anesthesia and analgesia 2002;95(1):204-8, table of contents.
2002: Polley Linda S; Columb Malachy O; Naughton Norah N; Wagner Deborah S; van de Ven Cosmas J M
Effect of epidural epinephrine on the minimum local analgesic concentration of epidural bupivacaine in labor.
Anesthesiology 2002;96(5):1123-8.
2002: Columb M O; Maguire S
Up-and-down allocation.
Anaesthesia 2002;57(3):300-1.
2001: Capogna G; Parpaglioni R; Lyons G; Columb M; Celleno D
Minimum analgesic dose of epidural sufentanil for first-stage labor analgesia: a comparison between spontaneous and prostaglandin-induced labors in nulliparous women.
Anesthesiology 2001;94(5):740-4.
2001: Nirmalan M; Willard T; Columb M O; Nightingale P
Effect of changes in arterial-mixed venous oxygen content difference (C(a-v)O2) on indices of pulmonary oxygen transfer in a model ARDS lung.
British journal of anaesthesia 2001;86(4):477-85.
2001: Stocks G M; Hallworth S P; Fernando R; England A J; Columb M O; Lyons G
Minimum local analgesic dose of intrathecal bupivacaine in labor and the effect of intrathecal fentanyl.
Anesthesiology 2001;94(4):593-8; discussion 5A.
2001: Robinson A P; Lyons G R; Wilson R C; Gorton H J; Columb M O
Levobupivacaine for epidural analgesia in labor: the sparing effect of epidural fentanyl.
Anesthesia and analgesia 2001;92(2):410-4.
2001: Dillon P J; Columb M O; Hume D D
Comparison of superior vena caval and femoroiliac venous pressure measurements during normal and inverse ratio ventilation.
Critical care medicine 2001;29(1):37-9.
2001: Columb M O; Polley L S
Potencies and probabilities: one-sided P values suggest a one-sided story!
Anesthesia and analgesia 2001;92(1):278-9.
2000: Gorton H J; Warren E R; Simpson N A; Lyons G R; Columb M O
Thromboelastography identifies sex-related differences in coagulation.
Anesthesia and analgesia 2000;91(5):1279-81.
2000: Gwinnutt C L; Columb M; Harris R
Outcome after cardiac arrest in adults in UK hospitals: effect of the 1997 guidelines.
Resuscitation 2000;47(2):125-35.
2000: Polley L S; Columb M O
Potency, impotency, and importance!
Anesthesia and analgesia 2000;91(3):765-6.
2000: Polley L S; Columb M O; Naughton N N; Wagner D S; Dorantes D M; van de Ven C J
Effect of intravenous versus epidural fentanyl on the minimum local analgesic concentration of epidural bupivacaine in labor.
Anesthesiology 2000;93(1):122-8.
2000: Polley L S; Columb M O
Comparison of epidural ropivacaine and bupivacaine in combination with sufentanil for labor.
Anesthesiology 2000;92(1):280-1.
1999: Hulme G J; Columb M O
Mortality of medical oncological patients admitted to intensive care.
British journal of anaesthesia 1999;82(5):807-8.
1999: Polley L S; Columb M O; Naughton N N; Wagner D S; van de Ven C J
Relative analgesic potencies of ropivacaine and bupivacaine for epidural analgesia in labor: implications for therapeutic indexes.
Anesthesiology 1999;90(4):944-50.
1999: Capogna G; Celleno D; Fusco P; Lyons G; Columb M
Relative potencies of bupivacaine and ropivacaine for analgesia in labour.
British journal of anaesthesia 1999;82(3):371-3.
1998: Lyons G; Columb M; Wilson R C; Johnson R V
Epidural pain relief in labour: potencies of levobupivacaine and racemic bupivacaine.
British journal of anaesthesia 1998;81(6):899-901.
1998: Polley L S; Columb M O; Wagner D S; Naughton N N
Dose-dependent reduction of the minimum local analgesic concentration of bupivacaine by sufentanil for epidural analgesia in labor.
Anesthesiology 1998;89(3):626-32.
1998: Capogna G; Celleno D; Lyons G; Columb M; Fusco P
Minimum local analgesic concentration of extradural bupivacaine increases with progression of labour.
British journal of anaesthesia 1998;80(1):11-3.
1997: Lyons G; Columb M; Hawthorne L; Dresner M
Extradural pain relief in labour: bupivacaine sparing by extradural fentanyl is dose dependent.
British journal of anaesthesia 1997;78(5):493-7.
1997: Columb M O
One-sided P values, repeated measures analysis of variance: two sides of the same story!
Anesthesia and analgesia 1997;84(3):701-2.
1997: Columb M O; Lyons G; Naughton N N; Becton W W
Determination of the minimum local analgesic concentration of epidural chloroprocaine hydrochloride in labor.
International journal of obstetric anesthesia 1997;6(1):39-42.
1996: Polley L S; Columb M O; Lyons G; Nair S A
The effect of epidural fentanyl on the minimum local analgesic concentration of epidural chloroprocaine in labor.
Anesthesia and analgesia 1996;83(5):987-90.
1996: Murphy P G; Davies M J; Columb M O; Stratford N
Effect of propofol and thiopentone on free radical mediated oxidative stress of the erythrocyte.
British journal of anaesthesia 1996;76(4):536-43.
1995: Columb M O; Lyons G
Determination of the minimum local analgesic concentrations of epidural bupivacaine and lidocaine in labor.
Anesthesia and analgesia 1995;81(4):833-7.
1991: Columb M O
Inappropriate heparinization with a cell saver.
British journal of anaesthesia 1991;67(2):223.

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