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Meadow's law

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57:. According to this diagnosis some parents, especially mothers, harm or even kill their children as a means of calling attention to themselves. Its existence has been confirmed by cases where parents have been caught on video surveillance actively harming their children, but its frequency is subject to debate as Meadow claimed to have destroyed the original data which he used to substantiate the law. 94:, or references to earlier publications. This is in striking contrast with the rest of the book which is replete with illustrative case histories and cites many references throughout. A recent examination of Meadow's own contributions to the medical literature has likewise failed to uncover supportive 194:
in which the probability of "cause given effect" (i.e. the true likelihood of a suspect's innocence) is confused with that of "effect given cause" (the likelihood that innocence will result in the observed double-cot-death). In reality, these quantities can only be equated when the likelihood of the
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nurse convicted of killing four children under her care and injuring five others, Meadow's ideas gained ascendancy in British child protection circles, and mothers were convicted of murder on the basis of his expert testimony. Thousands of children were removed from their parents and taken into care
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probabilities by affluent non-smokers, Mathematics Professor Ray Hill found that the probability of Clark's guilt could be as low as 10% (based solely on the fact of two unexplained child deaths, and before any other evidence was considered). In any case, a legal
214:") which might make some more vulnerable than others. The occurrence of one cot-death makes it likely that such conditions exist, and the probability of subsequent deaths is therefore greater than the group average (estimates are mostly in the region of 1:100). 46:, who until 2003 was seen by many as "Britain's most eminent paediatrician" and leading expert on child abuse. Meadow's reputation went into decline with a series of legal reverses for his theories, and in July 2005 he was struck off the medical register by the 69:
or fostered out because they were deemed to be 'at risk'. From 2003, however, the tide of opinion turned: a number of high-profile acquittals cast doubt on the validity of 'Meadow's Law'. Several convictions were reversed, and many more came under review.
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alternative hypothesis, in this case murder, is close to certainty. Since murder (and especially double murder) is itself a rare event, the probability of Clark's innocence was certainly far greater than Meadow's figure suggested.
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The "law" has it that because cot deaths are a rare phenomenon and difficult to explain by natural causes, it can be reasoned that "one is a tragedy, two is suspicious and three is murder unless there is proof to the contrary."
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It is the authors' opinion that while a second SIDS death from a mother is improbable, it is possible and she should be given the benefit of the doubt. A third case, in our opinion, is not possible and is a case of
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must be proved on the basis of forensic and other evidence and not on the basis of these statistics alone. My own personal view that she is innocent is based on my subjective assessment of all the aspects".
171:, accused of murdering her two sons, Meadow testified that the odds against two such deaths happening naturally was 73,000,000:1, a figure which he obtained by squaring the observed ratio of births to 458: 210:
events, governed by a probability common to the entire affluent non-smoking population. No account had been taken of conditions specific to individual families (such as a hypothesised "cot death
123:'One sudden infant death is a tragedy, two is suspicious and three is murder until proved otherwise' is a crude aphorism but a sensible working rule for anyone encountering these tragedies 90:. It is clear that the statement is the authors' opinion. It is not a conclusion reached by analysis of their observations; no supportive data are presented and there are no illustrative 569: 269: 137: 85:
Professor Meadow did not originate the law. It appears to be attributable to D. J. and V. J. M. Di Maio, two American pathologists who state in their book:
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is a discredited legal concept in the field of child protection, intended to be used to judge cases of multiple cot or crib deaths –
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The second criticism was that Meadow's calculation had assumed that cot deaths within a single family were
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for tendering misleading evidence. Meadow's licence was reinstated in February 2006 by a London court.
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The formula is "clearly fallacious" according to Bob Carpenter, Professor of Medical Statistics at the
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Dominic J. DiMaio and Vincent J. M. DiMaio, Forensic Pathology, Elsevier, St. Louis MO, 1989, p. 291
157: 270:"The Prosecutor's Fallacy: How flawed statistical evidence has been used to jail innocent people" 140:, an expert witness in some of the trials where infant cot deaths were prosecuted as homicides. 53:
Meadow attributes many unexplained infant deaths to the disorder or condition in mothers called
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The Health Report: 24 January 2005 - Repeat Sudden Unexpected and Unexplained Infant Deaths
91: 61: 486: 459:"Top doctor casts doubt on conviction of waiter Mohammad Ullah for killing baby stepson" 362:
Samuels, M. P.; McClaughlin, W.; Jacobson, R. R.; Poets, C. F.; Southall, D. P. (1992).
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Critics of Meadow's law state that it is based on a fundamental misunderstanding of
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case, Professor Ray Hill endorses a claim that Meadow did not originate the rule:
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An equivalent error is to accuse anybody who wins a lottery of fraud.
487:"Multiple sudden infant deaths – coincidence or beyond coincidence?" 119:, first published in the same year, Meadow wrote his formulation: 105:
Multiple sudden infant deaths – coincidence or beyond coincidence?
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is not to be rendered on the basis of statistics; Hill wrote, "
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Dr Glynn Walters, Letter to Professor Ray Hill, published in
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by DiMaio and DiMaio in 1989, without mention of Meadow. In
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in affluent non-smoking families (approximately 8,500:1).
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Firstly, Meadow was accused of espousing the so-called
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Gene find casts doubt on double 'cot death' murders
121: 83: 217:Combining these corrections with estimates of 138:London School of Hygiene and Tropical Medicine 77:In a note to his mathematical analysis of the 8: 38:The name is derived from the controversial 480: 478: 16:Discredited theory in child protection law 387: 326: 324: 178:This caused an uproar among professional 560:Hollingsworth, Julia (March 20, 2021). 260: 494:Paediatric and Perinatal Epidemiology 345:"Professor Sir Roy Meadow struck off" 7: 374:(2). BMJ Publishing Group: 162–170. 167:At the trial in 1999 of solicitor 14: 182:, whose criticisms were twofold: 111:The precept was published in the 60:As a result of the 1993 trial of 26:(SIDS) – within a single family. 506:10.1111/j.1365-3016.2004.00560.x 368:Archives of Disease in Childhood 572:from the original on 2021-03-20 287:Ritchie, Hannah (7 June 2023). 268:Mitchell, Joshua (2 May 2021). 302:Lane, Isabelle (5 June 2023). 1: 333:. The Observer; 15 July 2001 542:. www.docstoc.com. p. 6 343:Knight, Sam (15 July 2005). 98:evidence or references to it 55:Munchausen syndrome by proxy 24:Sudden infant death syndrome 457:Brown, A. (30 April 2010). 152:, particularly relating to 73:Attribution to the Di Maios 618: 423:"Timeline: Sir Roy Meadow" 208:statistically independent 202:Statistical independence 186:The prosecutor's fallacy 162:statistical independence 185: 48:General Medical Council 568:. Cable News Network. 134: 109: 540:"Cot Death or Murder" 380:10.1136/adc.67.2.162 192:prosecutor's fallacy 602:Medical statistics 130:ABC of Child Abuse 117:ABC of Child Abuse 485:Hill, R. (2004). 219:successive murder 609: 581: 580: 578: 577: 557: 551: 550: 548: 547: 535: 529: 524: 518: 517: 491: 482: 473: 472: 470: 469: 463:The Daily Record 454: 448: 445: 439: 438: 436: 434: 419: 413: 408: 402: 401: 391: 359: 353: 352: 340: 334: 328: 319: 318: 316: 314: 299: 293: 292: 284: 278: 277: 265: 241:Kathleen Folbigg 132: 107: 617: 616: 612: 611: 610: 608: 607: 606: 587: 586: 585: 584: 575: 573: 559: 558: 554: 545: 543: 537: 536: 532: 525: 521: 489: 484: 483: 476: 467: 465: 456: 455: 451: 446: 442: 432: 430: 421: 420: 416: 411:Daily Telegraph 409: 405: 361: 360: 356: 342: 341: 337: 329: 322: 312: 310: 301: 300: 296: 286: 285: 281: 267: 266: 262: 257: 237: 204: 188: 146: 133: 128:Dr Roy Meadow, 127: 108: 102: 75: 62:Beverley Allitt 32: 17: 12: 11: 5: 615: 613: 605: 604: 599: 589: 588: 583: 582: 552: 530: 519: 500:(5): 322–323. 474: 449: 440: 429:. 15 July 2005 414: 403: 354: 335: 320: 294: 279: 259: 258: 256: 253: 252: 251: 248: 243: 236: 233: 203: 200: 187: 184: 145: 142: 125: 100: 92:case histories 74: 71: 42:paediatrician 31: 28: 15: 13: 10: 9: 6: 4: 3: 2: 614: 603: 600: 598: 595: 594: 592: 571: 567: 563: 556: 553: 541: 534: 531: 528: 523: 520: 515: 511: 507: 503: 499: 495: 488: 481: 479: 475: 464: 460: 453: 450: 444: 441: 428: 424: 418: 415: 412: 407: 404: 399: 395: 390: 385: 381: 377: 373: 369: 365: 358: 355: 350: 346: 339: 336: 332: 327: 325: 321: 309: 305: 298: 295: 290: 283: 280: 275: 271: 264: 261: 254: 250:Carol Matthey 249: 247: 244: 242: 239: 238: 234: 232: 229: 225: 220: 215: 213: 209: 201: 199: 196: 193: 183: 181: 180:statisticians 176: 174: 170: 165: 163: 159: 155: 151: 143: 141: 139: 131: 124: 120: 118: 114: 113:United States 106: 99: 97: 93: 89: 82: 80: 72: 70: 67: 63: 58: 56: 51: 49: 45: 41: 36: 29: 27: 25: 21: 574:. Retrieved 565: 555: 544:. Retrieved 533: 522: 497: 493: 466:. Retrieved 452: 443: 431:. Retrieved 427:The Guardian 426: 417: 406: 371: 367: 357: 348: 338: 311:. Retrieved 307: 297: 282: 273: 263: 216: 205: 197: 189: 177: 166: 147: 135: 129: 122: 116: 110: 104: 96:pathological 86: 84: 76: 59: 52: 37: 33: 20:Meadow's Law 19: 18: 597:Criminology 313:30 November 291:. BBC News. 246:Sally Clark 169:Sally Clark 154:probability 79:Sally Clark 591:Categories 576:2021-03-20 546:2010-06-13 468:2010-06-12 433:12 January 255:References 173:cot-deaths 158:likelihood 150:statistics 144:Criticisms 66:paediatric 44:Roy Meadow 538:Hill, R. 351:. London. 349:The Times 570:Archived 514:15367318 308:SBS News 274:Cherwell 235:See also 126:—  101:—  88:homicide 398:1543373 389:1793411 224:verdict 40:British 30:History 512:  396:  386:  160:, and 490:(PDF) 228:guilt 510:PMID 435:2019 394:PMID 315:2023 212:gene 64:, a 566:CNN 502:doi 384:PMC 376:doi 593:: 564:. 508:. 498:18 496:. 492:. 477:^ 461:. 425:. 392:. 382:. 372:67 370:. 366:. 347:. 323:^ 306:. 272:. 164:. 156:, 579:. 549:. 516:. 504:: 471:. 437:. 400:. 378:: 317:. 276:.

Index

Sudden infant death syndrome
British
Roy Meadow
General Medical Council
Munchausen syndrome by proxy
Beverley Allitt
paediatric
Sally Clark
case histories
pathological
United States
London School of Hygiene and Tropical Medicine
statistics
probability
likelihood
statistical independence
Sally Clark
cot-deaths
statisticians
prosecutor's fallacy
statistically independent
gene
successive murder
verdict
guilt
Kathleen Folbigg
Sally Clark
"The Prosecutor's Fallacy: How flawed statistical evidence has been used to jail innocent people"
"Kathleen Folbigg: Misogyny helped jail her, science freed her"
"Kathleen Folbigg: Inside the case that gripped the nation"

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