Table 2.

Clinical outcomes at baseline, 6 months, and 12 months

OutcomeBaseline
Median [n] (min, 25th, 75th, max)
6 months
Median [n] (min, 25th, 75th, max)
12 months
Median [n] (min, 25th, 75th, max)
SF-36 MCS38 [30] (14, 26, 43.1, 68)43.9 [25] (21.8, 31.2, 53.6, 60.3)34.7 [19] (14.3, 31.3, 40.2, 64.1)
SF-36 PCS34.1 [30] (13.9, 23.2, 47.2, 55.4)29.9 [25] (14.1, 22.9, 46.5, 58.4)30.5 [19] (15.4, 23.9, 49, 60)
PHQ-99 [28] (1, 6.5, 16, 22)10 [24] (0, 6, 13.5, 25)11.5 [18] (0, 4, 18, 25)
GAD-78.5 [30] (0, 5, 14, 21)6.5 [24] (0, 3, 12.5, 21)9 [18] (0, 4, 14, 21)
PHQ-1512.5 [30] (5, 10, 18, 24)10.5 [24] (2, 8, 17, 22)12 [18] (3, 7, 16, 22)
HAI20 [30] (6, 11, 25, 37)17.5 [24] (5, 11.5, 26, 38)21 [19] (5,11, 25, 34)
EQ-5D-3L index score0.586 [32] (−0.239, 0.124, 0.725, 1.000)0.620 [24] (−0.077, 0.225, 0.778, 0.848)0.620 [19] (−0.181, 0.088, 0.725, 0.850)
SF-6D index score0.539 [30] (0.301, 0.485, 0.632, 0.776)0.595 [25] (0.301, 0.543, 0.637, 0.738)0.601 [19] (0.316, 0.500, 0.636, 0.698)
  • Median scores are presented next to [sample size] and the four quartiles of the range are reported underneath for each time point. GAD = Generalised Anxiety Disorder scale. HAI = Health Anxiety Inventory. MCS = mental component scale. PCS = physical component scale. PHQ = Patient Health Questionnaire. SF = The Short Form (36) Health Survey.