Marcus BH, Dubbert PM, Forsyth LH, McKenzie TL, Stone EJ, Dunn AL, Blair SN: Physical activity behavior change: issues in adoption and maintenance. Health Psychology. 2000, 19 (1 Suppl): 32-41. 10.1037/0278-6133.19.Suppl1.32.
Sallis JF, Cervero RB, Ascher W, Henderson KA, Kraft MK, Kerr J: An ecological approach to creating active living communities. Annual Review of Public Health. 2006, 27: 297-322. 10.1146/annurev.publhealth.27.021405.102100.
Spence JC, Lee RE: Towards a comprehensive model of physical activity. Psychology of sport and exercise. 2003, 7-24. 10.1016/S1469-0292(02)00014-6. 4
Sallis JF, Owen N: Ecological models of health behaviour. Health Behaviour and Health Education Theory, research and practise. Edited by: Glanz K, Lewis FM, Reimer BK. 2002, San Francisco: Jossey-Bass, 462-484. 3
Ewing R: Can the physical environment determine physical activity levels?. Exerc Sport Sci Rev. 2005, 33 (2): 69-75. 10.1097/00003677-200504000-00003.
Handy SL, Boarnet MG, Ewing R, Killingsworth RE: How the built environment affects physical activity: views from urban planning. Am J Prev Med. 2002, 23 (2 Suppl): 64-73. 10.1016/S0749-3797(02)00475-0.
Trost SG, Owen N, Bauman AE, Sallis JF, Brown W: Correlates of adults' participation in physical activity: review and update. Med Sci Sports Exerc. 2002, 34 (12): 1996-2001. 10.1097/00005768-200212000-00020.
Humpel N, Owen N, Leslie E: Environmental factors associated with adults' participation in physical activity: a review. Am J Prev Med. 2002, 22 (3): 188-199. 10.1016/S0749-3797(01)00426-3.
Kahn EB, Ramsey LT, Brownson RC, Heath GW, Howze EH, Powell KE, Stone EJ, Rajab MW, Corso P: The effectiveness of interventions to increase physical activity. A systematic review. American Journal of Preventive Medicine. 2002, 22 (4 Suppl): 73-107. 10.1016/S0749-3797(02)00434-8.
Wendel-Vos W, Droomers M, Kremers S, Brug J, van Lenthe F: Potential environmental determinants of physical activity in adults: a systematic review. Obesity Reviews. 2007, 8 (5): 425-440. 10.1111/j.1467-789X.2007.00370.x.
Bamana A, Tessier S, Vuillemin A: Association of perceived environment with meeting public health recommendations for physical activity in seven European countries. J Public Health (Oxf). 2008, 30 (3): 274-281. 10.1093/pubmed/fdn041.
Rutten A, Abu-Omar K: Perceptions of environmental opportunities for physical activity in the European Union. Soz Praventivmed. 2004, 49 (5): 310-317.
De Bourdeaudhuij I, Sallis JF, Saelens BE: Environmental correlates of physical activity in a sample of Belgian adults. American Journal of Health Promotion. 2003, 18 (1): 83-92.
Leslie E, Saelens B, Frank L, Owen N, Bauman A, Coffee N, Hugo G: Residents' perceptions of walkability attributes in objectively different neighbourhoods: a pilot study. Health & Place. 2005, 11 (3): 227-236. 10.1016/j.healthplace.2004.05.005.
Owen N, Cerin E, Leslie E, Dutoit L, Coffee N, Frank LD, Bauman AE, Hugo G, Saelens BE, Sallis JF: Neighborhood walkability and the walking behavior of Australian adults. American Journal of Preventive Medicine. 2007, 33 (5): 387-395. 10.1016/j.amepre.2007.07.025.
Owen N, Humpel N, Leslie E, Bauman A, Sallis JF: Understanding environmental influences on walking; Review and research agenda. American Journal of Preventive Medicine. 2004, 27 (1): 67-76. 10.1016/j.amepre.2004.03.006.
Hagströmer M, Bergman P, Sjöström M: The International Prevalence Study; Health Enhancing Physical Activity in Sweden. Journal of Public Health. 2006, 14 (2).
Manson JE, Greenland P, LaCroix AZ, Stefanick ML, Mouton CP, Oberman A, Perri MG, Sheps DS, Pettinger MB, Siscovick DS: Walking compared with vigorous exercise for the prevention of cardiovascular events in women. New England Journal of Medicine. 2002, 347 (10): 716-725. 10.1056/NEJMoa021067.
Craig CL, Marshall AL, Sjostrom M, Bauman AE, Booth ML, Ainsworth BE, Pratt M, Ekelund U, Yngve A, Sallis JF, et al: International physical activity questionnaire: 12-country reliability and validity. Medicine and Science in Sports and Exercise. 2003, 35 (8): 1381-1395. 10.1249/01.MSS.0000078924.61453.FB.
Alexander A, Bergman P, Hagstromer M, Sjostrom M: The IPAQ environmental module. Reliability testing. Journal of Public Health. 2006, 14 (2): 76-80. 10.1007/s10389-005-0016-2.
Guidelines for Data Processing and Analysis of the International Physical Activity Questionnaire (IPAQ) – Short and Long Forms. [http://www.ipaq.ki.se]
Duncan GE, Sydeman SJ, Perri MG, Limacher MC, Martin AD: Can sedentary adults accurately recall the intensity of their physical activity?. Preventive Medicine. 2001, 33 (1): 18-26. 10.1006/pmed.2001.0847.
Klesges RC, Eck LH, Mellon MW, Fulliton W, Somes GW, Hanson CL: The accuracy of self-reports of physical activity. Medicine and Science in Sports and Exercise. 1990, 22 (5): 690-697. 10.1249/00005768-199010000-00022.
Rzewnicki R, Auweele Vanden Y, De Bourdeaudhuij I: Addressing overreporting on the International Physical Activity Questionnaire (IPAQ) telephone survey with a population sample. Public Health Nutrition. 2003, 6 (3): 299-305. 10.1079/PHN2002427.
Shephard RJ: Limits to the measurement of habitual physical activity by questionnaires. Brittish Journal of Sports Medicine. 2003, 37 (3): 197-206. 10.1136/bjsm.37.3.197.
CDC: Physical activity and health: A report of the surgeon general. 1996, Atlanta GA: Department of Health and Human Services, Centres for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion
WHO: Diet, nutrition and the prevention of chronic diseases. WHO Technical report series. Geneva. 2002
SCB: Population statistics 2002. Part 3 Distribution by sex, age, country of birth and citizenship etc. 2003, Örebro: Statistics Sweden
Field A: Discovering statistics using SPSS. 2005, Thousand Oaks, Ca: SAGE, Second
Saelens BE, Sallis JF, Frank LD: Environmental correlates of walking and cycling: findings from the transportation, urban design, and planning literatures. Annals of Behavioral Medicine. 2003, 25 (2): 80-91. 10.1207/S15324796ABM2502_03.
Berke EM, Koepsell TD, Moudon AV, Hoskins RE, Larson EB: Association of the built environment with physical activity and obesity in older persons. American Journal of Public Health. 2007, 97 (3): 486-492. 10.2105/AJPH.2006.085837.
Kligerman M, Sallis JF, Ryan S, Frank LD, Nader PR: Association of neighborhood design and recreation environment variables with physical activity and body mass index in adolescents. American Journal of Health Promotion. 2007, 21 (4): 274-277.
Ball K, Bauman A, Leslie E, Owen N: Perceived environmental aesthetics and convenience and company are associated with walking for exercise among Australian adults. Preventive Medicine. 2001, 33 (5): 434-440. 10.1006/pmed.2001.0912.
Bennett GG, McNeill LH, Wolin KY, Duncan DT, Puleo E, Emmons KM: Safe to walk? Neighborhood safety and physical activity among public housing residents. PLoS Medicine. 2007, 4 (10): 1599-1606. 10.1371/journal.pmed.0040306.
Gebel K, Bauman AE, Petticrew M: The physical environment and physical activity: a critical appraisal of review articles. American Journal of Preventive Medicine. 2007, 32 (5): 361-369. 10.1016/j.amepre.2007.01.020.
Addy CL, Wilson DK, Kirtland KA, Ainsworth BE, Sharpe P, Kimsey D: Associations of perceived social and physical environmental supports with physical activity and walking behavior. American Journal of Public Health. 2004, 94 (3): 440-443. 10.2105/AJPH.94.3.440.
Foster C, Hillsdon M, Thorogood M: Environmental perceptions and walking in English adults. Journal of Epidemiology and Community Health. 2004, 58 (11): 924-928. 10.1136/jech.2003.014068.
Giles-Corti B, Donovan RJ: Relative influences of individual, social environmental, and physical environmental correlates of walking. American Journal of Public Health. 2003, 93 (9): 1583-1589. 10.2105/AJPH.93.9.1583.
Humpel N, Owen N, Iverson D, Leslie E, Bauman A: Perceived environment attributes, residential location, and walking for particular purposes. American Journal of Preventive Medicine. 2004, 26 (2): 119-125. 10.1016/j.amepre.2003.10.005.
Suminski RR, Poston WS, Petosa RL, Stevens E, Katzenmoyer LM: Features of the neighborhood environment and walking by U.S. adults. American Journal of Preventive Medicine. 2005, 28 (2): 149-155. 10.1016/j.amepre.2004.09.009.
Loukaitou-Sideris A, Eck JE: Crime prevention and active living. American Journal of Health Promotion. 2007, 21 (4 Suppl): 380-389.
Becker W, Pearson M: Riksmaten 1997–98. Dietary habits and nutrient intake in Sweden 1997–98. 2002, Uppsala, Sweden: The National Food administration
Lindstrom M: Means of transportation to work and overweight and obesity: A population-based study in southern Sweden. Preventive Medicine. 2008, 46 (1): 22-28. 10.1016/j.ypmed.2007.07.012.