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Patients were assessed 1 week before, and 1 and 4 months after treatment (radiotherapy, either alone or combined with chemotherapy or surgery).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results.<\/jats:title><jats:p>During treatment, body weight (\u22123.6 \u00b1 5.3 kg; <jats:italic>p<\/jats:italic> = .019) and lean mass (\u22122.43 \u00b1 2.81 kg; <jats:italic>p<\/jats:italic> = .001) significantly declined. Patients with sufficient intake (\u226535 kcal and \u22651.5 grams protein\/kg body weight) lost less body weight and lean mass than patients with insufficient intake (mean difference, \u22124.0 \u00b1 1.9 kg; <jats:italic>p<\/jats:italic> = 0.048 and \u22122.1 \u00b1 1.0 kg; <jats:italic>p<\/jats:italic> = .054, respectively). After treatment, only patients with sufficient intake gained body weight (2.3 \u00b1 2.3 kg) and lean mass (1.2 \u00b1 1.3 kg).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion.<\/jats:title><jats:p>Patients with head and neck cancer fail to maintain or improve nutritional status during treatment, despite sufficient intake. \u00a9 2010 Wiley Periodicals, Inc. Head Neck, 2011<\/jats:p><\/jats:sec>","DOI":"10.1002\/hed.21546","type":"journal-article","created":{"date-parts":[[2010,8,29]],"date-time":"2010-08-29T18:17:25Z","timestamp":1283105845000},"page":"863-870","source":"Crossref","is-referenced-by-count":124,"title":["Changes in nutritional status and dietary intake during and after head and neck cancer treatment"],"prefix":"10.1002","volume":"33","author":[{"given":"Harri\u00ebt","family":"Jager\u2010Wittenaar","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pieter U.","family":"Dijkstra","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Arjan","family":"Vissink","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Johannes A.","family":"Langendijk","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bernard F.A.M.","family":"van der Laan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jan","family":"Pruim","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jan L.N.","family":"Roodenburg","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2010,8,24]]},"reference":[{"key":"e_1_2_5_2_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.clnu.2008.07.009"},{"key":"e_1_2_5_3_2","doi-asserted-by":"publisher","DOI":"10.1007\/s00520-006-0212-9"},{"key":"e_1_2_5_4_2","doi-asserted-by":"publisher","DOI":"10.1046\/j.1365-2354.1999.00156.x"},{"key":"e_1_2_5_5_2","doi-asserted-by":"publisher","DOI":"10.1002\/(SICI)1097-0347(199708)19:5<419::AID-HED9>3.0.CO;2-2"},{"key":"e_1_2_5_6_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.clnu.2008.06.013"},{"key":"e_1_2_5_7_2","doi-asserted-by":"publisher","DOI":"10.1177\/154411130301400305"},{"key":"e_1_2_5_8_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.clnu.2006.01.015"},{"key":"e_1_2_5_9_2","article-title":"Explorative study on the predictive value of systematic inflammatory and metabolic markers on weight loss in head and neck cancer patients undergoing radiotherapy","author":"Ehrsson YT","year":"2009","journal-title":"Support Care Cancer"},{"key":"e_1_2_5_10_2","doi-asserted-by":"publisher","DOI":"10.1097\/MCO.0b013e32833193bd"},{"key":"e_1_2_5_11_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.clnu.2009.05.014"},{"key":"e_1_2_5_12_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.clnu.2006.01.020"},{"key":"e_1_2_5_13_2","doi-asserted-by":"publisher","DOI":"10.1093\/ajcn\/79.4.613"},{"key":"e_1_2_5_14_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.clnu.2005.12.007"},{"key":"e_1_2_5_15_2","doi-asserted-by":"publisher","DOI":"10.1038\/sj.bjc.6601962"},{"key":"e_1_2_5_16_2","doi-asserted-by":"publisher","DOI":"10.1002\/hed.20221"},{"key":"e_1_2_5_17_2","doi-asserted-by":"publisher","DOI":"10.1207\/s15327914nc4902_6"},{"key":"e_1_2_5_18_2","doi-asserted-by":"publisher","DOI":"10.1002\/hed.20607"},{"key":"e_1_2_5_19_2","doi-asserted-by":"publisher","DOI":"10.1038\/sj.ejcn.1601744"},{"key":"e_1_2_5_20_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0266-4356(96)90012-1"},{"key":"e_1_2_5_21_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.nut.2006.12.012"},{"key":"e_1_2_5_22_2","doi-asserted-by":"publisher","DOI":"10.1007\/s00421-001-0570-4"},{"key":"e_1_2_5_23_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.clnu.2009.12.006"},{"key":"e_1_2_5_24_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.clnu.2006.08.001"},{"key":"e_1_2_5_25_2","doi-asserted-by":"publisher","DOI":"10.1002\/cncr.10711"},{"key":"e_1_2_5_26_2","doi-asserted-by":"publisher","DOI":"10.1177\/0148607182006003218"},{"key":"e_1_2_5_27_2","doi-asserted-by":"crossref","DOI":"10.1079\/9780851996486.0000","volume-title":"Disease\u2010related malnutrition: an evidence based approach to treatment","author":"Stratton RJ","year":"2003"},{"key":"e_1_2_5_28_2","volume-title":"Obesity. 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