Table 4.
Mean costs in UK pounds sterling (£) per student and health-related quality-of-life outcomes at 1 year follow-up
| Intervention arm (I) | Control arm (C) | Unadjusted mean difference (I-C) |
Adjusted mean difference (I-C) | |||||
| N | Mean (SD) | N | Mean (SD) | Estimate | 95% CI | P value | ||
| Costs (£) | ||||||||
| Preintervention | 4080 | 360.28 (1,242.25) | 3995 | 378.90 (1,444.81) | −18.62 | −18.81 | −84.96 to 47.33 | 0.57 |
| Intervention | 3424 | 70.73 (21.66) | 3370 | 0.00 (0.00) | 70.73 | 71.61 | 64.84 to 78.38 | <0·0001 |
| Hospital | 3424 | 601.55 (1,569.74) | 3370 | 636.51 (1,660.74) | −35.73 | −36.70 | −120.64 to 47.24 | 0.39 |
| Community health and social care | 3424 | 377.92 (1,014.23) | 3370 | 636.51 (1,660.74) | −6.14 | −21.97 | −73.21 to 29.27 | 0.40 |
| Medication | 3424 | 17.18 (76.98) | 3370 | 18.81 (83.44) | −2.74 | −2.08 | −6.94 to 2.78 | 0.40 |
| Accommodation | 3424 | 23.54 (458.70) | 3370 | 18.03 (426.27) | 5.51 | 5.30 | −14.96 to 25.57 | 0.61 |
| Teaching support | 3424 | 242.59 (810.92) | 3370 | 232.54 (755.87) | 3.72 | −6.33 | −53.35 to 40.69 | 0.79 |
| Total | 3424 | 1,333.57 (2,389.42) | 3370 | 1,290.79 (1,379.13) | 34.90 | 6.84 | −128.04 to 141.72 | 0.92 |
| Health-related quality of life (CHU9D) | ||||||||
| Utility score preintervention | 4029 | 0.838 (0.118) | 3953 | 0.837 (0.116) | ||||
| Utility score postintervention | 3736 | 0.825 (0.127) | 3779 | 0.828 (0.124) | ||||
| Utility score at 1 year follow-up | 3651 | 0.824 (0.129) | 3551 | 0.823 (0.129) | ||||
| Total QALYs | 3313 | 0.871 (0.130) | 3287 | 0.847 (0.131) | 0.017 | 0.012 | −0.015 to 0.038 | 0.39 |
CHU9D, Child Health Utility 9D; QALY, quality-adjusted life year.