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Table 3 Treatment characteristics and treatment outcome among patients with completed treatments; results for total sample and comparisons between three time periods

From: Adolescents with full or subthreshold anorexia nervosa in a naturalistic sample – characteristics and treatment outcome

  Completed treatments (n = 2195) Time period Sign. Post hoc
1 1999–2004 (n = 457) 2 2005–2009 (n = 1219) 3 2010–2014 (n = 519)
Baseline characteristics
 Age at first ED symptoms M (SD) 14.7 (1.9) 14.6 (1.9) 14.8 (1.8) 14.5 (1.9) .007 1-2 .250
      2–3 .007
      1–3 .499
 Age at treatment onset M (SD) 16.6 (1.8) 16.5 (1.9) 16.6 (1.8) 16.4 (1.8) .071 1-2 .644
      2–3 .058
      1–3 .511
 Referred to treatment by other treatment unit or school (%) 1374 (62.6) 300 (65.6) 771 (63.2) 303 (58.4) .050 1-2 .363
      2–3 .056
      1–3 .020
 Previous ED treatment (%) 667 (30.4) 199 (43.5) 355 (29.1) 113 (21.8) <.001 1-2 <.001
      2–3 .002
      13 <.001
 Social complications (%) 355 (16.2) 103 (22.6) 183 (15.0) 69 (13.3) <.001 1-2 <.001
      2–3 .352
      13 <.001
 Psychiatric complications (%) 362 (16.5) 104 (22.9) 189 (15.5) 69 (13.3) <.001 1-2 <.001
      2–3 .236
      13 <.001
 Somatic complications (%) 88 (4.0) 23 (5.1) 45 (3.7) 20 (3.9) .440 1-2 .209
      2–3 .871
      1–3 .362
 AN (%) 1240 (56.5) 310 (67.8) 683 (56.0) 247 (47.6) <.001 1-2 <.001
      2–3 .001
      13 <.001
 Low weight (%) 1231 (56.1) 281 (61.5) 697 (57.2) 253 (48.7) <.001 1-2 .111
      2–3 .001
      13 <.001
 Sick leave (%) 137 (6.2) 44 (9.6) 74 (6.1) 19 (3.7) .001 1-2 .011
      2–3 .041
      13 <.001
Outcome variables
 Remission (%) 1220 (55.6) 221 (48.4) 682 (55.9) 317 (61.1) <.001 1-2 .006
      2–3 .048
      13 <.001
 Low weight (%) 358 (16.3) 97 (21.3) 196 (16.1) 65 (12.5) .001 1-2 .012
      2–3 .057
      13  <.001
 Premature termination of treatment (%) 633 (28.8) 127 (27.8) 357 (29.3) 149 (28.7) .832 1-2 .547
      2–3 .808
      1–3 .750
 Treatment duration (months) M (SD)* 14.8 (11.8) 19.2 (15.8) 14.4 (10.8) 11.4 (7.7) <.001 1-2 <.001
      23 <.001
      13 <.001
 Sick leave (%) 72 (3.3) 22 (4.8) 44 (3.6) 6 (1.2) .004 1-2 .248
      2–3 .005
      1–3 .001
  1. *(n = 1904)
  2. M mean, SD standard deviation