Cognitive and emotional factors in placebo analgesia

Price, 1999, An analysis of factors that contribute to the magnitude of placebo analgesia in an experimental paradigm, Pain, 83, 147, 10.1016/S0304-3959(99)00081-0 Grevert, 1983, Partial antagonism of placebo analgesia by naloxone, Pain, 16, 129, 10.1016/0304-3959(83)90203-8 Levine, 1984, Influence of the method of drug administration on analgesic response, Nature, 312, 755, 10.1038/312755a0 Price, 1999 McGlashan, 1969, Nature of hypnotic analgesia and placebo response to experimental pain, Psychosom Med, 31, 227, 10.1097/00006842-196905000-00003 Staats, 2001, The additive impact of anxiety and a placebo on pain, Pain Med, 2, 267, 10.1046/j.1526-4637.2001.01046.x Rhudy, 2003, Negative affect: effects on an evaluative measure of human pain, Pain, 104, 617, 10.1016/S0304-3959(03)00119-2 Petrovic, 2002, Placebo and opioid analgesia—imaging a shared neuronal network, Science, 295, 1737, 10.1126/science.1067176 Wager, 2004, Placebo-induced changes in fMRI in the anticipation and experience of pain, Science, 303, 1162, 10.1126/science.1093065 Crombez, 1994, Sensory and temporal information about impending pain: the influence of predictability on pain, Behav Res Ther, 32, 611, 10.1016/0005-7967(94)90015-9 Lang, 2005, Can words hurt? Patient–provider interactions during invasive procedures, Pain, 114, 303, 10.1016/j.pain.2004.12.028 Benedetti, 1997, Blockade of nocebo hyperalgesia by the cholecystokinin antagonist proglumide, Pain, 71, 135, 10.1016/S0304-3959(97)03346-0 Schweiger, 1981, Nocebo: the psychologic induction of pain, Pavl J Biol Sci, 16, 140, 10.1007/BF03003218 Kállai, 2004, The effects of experimenter characteristics on pain reports in women and men, Pain, 112, 142, 10.1016/j.pain.2004.08.008 Levine, 1991, The effects of experimenter gender on pain report in male and female subjects, Pain, 44, 69, 10.1016/0304-3959(91)90149-R Aslaksen PM, Flaten MA. The effect of experimenter gender and emotional activation on pain report [submitted for publication]. Gracely, 1985, Clinicians expectations influence placebo analgesia, Lancet, 8419 Amanzio, 1999, Neuropharmacological dissection of placebo analgesia: expectation-activated opioid systems versus conditioning-activated specific subsystems, J Neurosci, 19, 484, 10.1523/JNEUROSCI.19-01-00484.1999 Smith, 1966, An experimental pain method sensitive to morphine in man: the submaximum effort tourniquet technique, J Pharmacol Exp Ther, 154, 324 O'Neill, 1992, Stress and arousal in sedative and stimulant cigarette smokers, Psychopharmacology, 107, 442, 10.1007/BF02245173 Gryll, 1979, Situational factors contributing to the placebo effect, Psychopharmacology, 57, 253, 10.1007/BF00426747 DePascalis, 2002, The contribution of suggestibility and expectation to placebo analgesia phenomenon in an experimental setting, Pain, 96, 393, 10.1016/S0304-3959(01)00485-7 Johansen, 2003, Placebo and nocebo responses, cortisol, and circulating beta-endorphin, Psychosom Med, 65, 786, 10.1097/01.PSY.0000082626.56217.CF Flaten, 1999, Drug-related information generates placebo and nocebo responses that modify the drug response, Psychosom Med, 61, 250, 10.1097/00006842-199903000-00018 Kirschbaum, 1995, Sex-specific effects of social support on cortisol and subjective responses to acute psychological stress, Psychosom Med, 57, 23, 10.1097/00006842-199501000-00004 Amanzio, 2001, Response variability to analgesics: a role for non-specific activation of endogenous opioids, Pain, 90, 205, 10.1016/S0304-3959(00)00486-3 Voudouris, 1989, Conditioned response models of placebo phenomena: further support, Pain, 38, 109, 10.1016/0304-3959(89)90080-8 Levine, 1978, The mechanism of placebo analgesia, Lancet, ii, 654, 10.1016/S0140-6736(78)92762-9 Vase, 2003, The contributions of suggestion, desire, and expectation to placebo effects in irritable bowel syndrome patients. An empirical investigation, Pain, 105, 17, 10.1016/S0304-3959(03)00073-3 Vase, 2005, Increased placebo analgesia over time in irritable bowel syndrome (IBS) patients is associated with desire and expectation but not endogenous opioid mechanisms, Pain, 115, 338, 10.1016/j.pain.2005.03.014