Articles

Published on August 7, 2007

La posible influencia de las redes sociales

¿Es la obesidad una enfermedad contagiosa?

Reconocimiento de la existencia de redes sociales que influyen en la conducta y la salud de sus integrantes y estrategias de manejo.


1. Chang VW, Lauderdale DS. Income disparities in body mass index and obesity in the United States, 1971-2002. Arch Intern Med 2005;165:2122-8.
2. Hedley AA, Ogden CL, Johnson CL, Carroll MD, Curtin LR, Flegal KM. Prevalence of overweight and obesity among US children, adolescents, and adults, 1999-2002. JAMA 2004;291:2847-50.
3. Hill JO, Peters JC. Environmental contributions to the obesity epidemic. Science 1998;280:1371-4.
4. Stunkard AJ, Sorensen TI, Hanis C, et al. An adoption study of human obesity. N Engl J Med 1986;314:193-8.
5. Stunkard AJ, Harris JR, Pedersen NL, McClearn GE. The body-mass index of twins who have been reared apart. N Engl J Med 1990;322:1483-7.
6. Newman MEJ. The structure and function of complex networks. SIAM Review 2003;45:167-256.
7. Nowak MA, Sigmund K. Evolution of indirect reciprocity. Nature 2005;437:1291-8.
8. Bearman PS, Moody J, Stovel K. Chains of affection: the structure of adolescent romantic and sexual networks. Am J Sociol 2004;110:44-91.
9. Liljeros F, Edling CR, Nunes Amaral LA. Sexual networks: implications for the transmission of sexually transmitted infections . Microbes Infect 2003;5:189-96.
10. Watts DJ, Strogatz SH. Collective dynamics of ‘small-world’ networks. Nature 1998;393:440-2.
11. Sobal J. The size acceptance movement and the social construction of body weight. In: Sobal J, Maurer D, eds. Weighty issues: fatness and thinness as social problems. New York: Aldine de Gruyter, 1999:231-49.
12. Chang VW, Christakis NA. Medical modeling of obesity: a transition from action to experience in a 20th century American medical textbook. Sociol Health Illness 2002;24:151-77.
13. Fogassi L, Ferrari PF, Gesierich B, Rozzi S, Chersi F, Rizzolatti G. Parietal lobe: from action organization to intention understanding. Science 2005;308:662-7.
14. Whigham LD, Israel BA, Atkinson RL. Adipogenic potential of multiple human  adenoviruses in vivo and in vitro in animals. Am J Physiol Regul Integr Comp Physiol 2006;290:R190-R194.
15. Turnbaugh PJ, Ley RE, Mahowald MA, Magrini V, Mardis ER, Gordon JI. An obesity-associated gut microbiome with increased capacity for energy harvest. Nature 2006;444:1027-31.
16. Dawber TR. The Framingham Study: the epidemiology of atherosclerotic disease. Cambridge, MA: Harvard University Press, 1980.
17. Feinleib M, Kannel WB, Garrison RJ, McNamara PM, Castelli WP. The Framingham Offspring Study: design and preliminary data. Prev Med 1975;4:518-25.
18. Kamada T, Kawai S. An algorithm for drawing general undirected graphs. Information Processing Letters 1989;31:7-15.
19. Batagelj V, Mrvar A. Pajek — analysis and visualization of large networks. In: Junger M, Mutzel P, eds. Graph drawing software. Berlin: Springer, 2003:77-103.
20. Moody J, McFarland DA, Bender- deMoll S. Visualizing network dynamics. Am J Sociol 2005;110:1206-41.
21. Barabasi AL, Albert R. Emergence of scaling in random networks. Science 1999;286:509-12.
22. Ravasz E, Barabasi AL. Hierarchical organization in complex networks. Phys Rev E Stat Nonlin Soft matter Phys 2003;67:026112.
23. McPherson M, Smith-Lovin L, Cook JM. Birds of a feather: homophily in social networks. Ann Rev Sociol 2001;27:415-44.
24. Sackett DL, Anderson GD, Milner R, Feinleib M, Kannel WB. Concordance for coronary risk factors among spouses. Circulation 1975;52:589-95.
25. Carrington PJ, Scott J, Wasserman S. Models and methods in social network analysis. New York: Cambridge University Press, 2005.
26. Liang K-Y, Zeger SL. Longitudinal data analysis using generalized linear models. Biometrika 1986;73:13-22.
27. Schildcrout JS, Heagerty PJ. Regression analysis of longitudinal binary data with time-dependent environmental covariates: bias and efficiency. Biostatistics 2005;6:633-52.
28. Beck N. Time-series–cross-section data: what have we learned in the past few years? Annu Rev Polit Sci 2001;4:271-93.
29. King G, Tomz M, Wittenberg J. Making the most of statistical analyses: improving interpretation and presentation. Am J Polit Sci 2000;44:341-55.
30. Atwood LD, Heard-Costa NL, Fox CS, Jaquish CE, Cupples LA. Sex and age specific effects of chromosomal regions linked to body mass index in the Framingham Study. BMC Genet 2006;7:7.
31. Eisenberg D, Quinn BC. Estimating the effect of smoking cessation on weight gain: an instrumental variable approach. Health Serv Res 2006;41:2255-66.
32. Philipson TJ, Posner RA. The long-run growth in obesity as a function of technological change. Perspect Biol Med 2003;46:Suppl 3:S87-S107.
33. Andrews JA, Tildesley E, Hops H, Li F. The influence of peers on young adult substance use. Health Psychol 2002;21:349-57.
34. Wing RR, Jeffery RW. Benefits of recruiting participants with friends and increasing social support for weight loss and maintenance. J Consult Clin Psychol 1999;67:132-8.
35. Malchodi CS, Oncken C, Dornelas EA, Caramanica L, Gregonis E, Curry SL. The effects of peer counseling on smoking cessation and reduction. Obstet Gynecol 2003;101:504-10.
36. Bruckner H, Bearman PS. After the promise: the STD consequences of adolescent virginity pledges. J Adolesc Health 2005;36:271-8.
37. Montgomery GH, Erblich J, DiLorenzo R, Bovbjerg DH. Family and friends with disease: their impact on perceived risk. Prev Med 2003;37:242-9.
38. McKnight AJ, McPherson K. Evaluation of peer intervention training for high school alcohol safety education. Accid Anal Prev 1986;18:339-47.
39. Wechsler H, Moeykens B, Davenport A, Castillo S, Hansen J. The adverse impact of heavy episodic drinkers on other college students. J Stud Alcohol 1995;56:628-34.
40. Christakis NA, Allison PD. Mortality after the hospitalization of a spouse. N Engl J Med 2006;354:719-30.
41. Granovetter MS. The strength of weak ties. Am J Sociol 1973;78:1360-80.
42. Christakis NA. Social networks and collateral health effects. BMJ 2004;329:184-5.


*Referencias del artículo editorial

1. Frayling TM, Timpson NJ, Weedon MN, et 1. al. A common variant in the FTO gene is associated with body mass index and predisposes to childhood and adult obesity. Science 2007;316:889-94.
2. Christakis NA, Fowler JH. The spread of obesity in a large social network over 32 years. N Engl J Med 2007;357:370-9.
3. Barabási A-L. Linked. New York: Plume, 2003.
4. Barabási A-L, Oltvai ZN. Network biology: understanding the cell’s functional organization. Nat Rev Genet 2004;5:101-15.
5. Lim J, Hao T, Shaw C, et al. A protein-protein  interaction network for human inherited ataxias and disorders of Purkinje cell degeneration. Cell 2006;125:801-14.
6. Ergün A, Lawrence CA, Kohanski MA, Brennan TA, Collins JJ. A network biology approach to prostate cancer. Mol Syst Biol 2007;3:82.
7. Goh K-I, Cusick ME, Valle D, Childs B, Vidal M,  Barabási A-L. The human disease network. Proc Natl Acad Sci U S A 2007;104:8685-90.
8. Loscalzo J, Kohan I, Barabási A-L. Human diseases classification in the postgenomic era: a complex  systems approach to human pathobiology. Mol Syst Biol (in press).
9. Colizza V, Barthelemy M, Barrat A, Valleron A-J, Vespignani A. Modeling the worldwide spread of pandemic influenza: baseline case and containment interventions. PLoS Med 2007;4(1):e13.
10. Cohen R, Havlin S, Ben-Avraham D. Efficient  immunization strategies for computer networks and populations. Phys Rev Lett 2003;91:247901.