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Table 6 MID in case of deterioration and improvement of HRQOL for both QLQ-C30 and QLQ-BR23 questionnaires after three and six months

From: Impact of the occurrence of a response shift on the determination of the minimal important difference in a health-related quality of life score over time

  Deterioration of HRQOL Improvement of HRQOL
Observed changes Adjusted changes Observed changes Adjusted changes
QLQ-BR23 QLQ - C30
 After 3 months 5–26 8–19 0.3–10 0.6–4
 After 6 months 0.5–10 4–18 0.8–7 0–7
 After 3 months 7–20 7–18 2–15 0–7
 After 6 months 0.4–4 6–11 0.7–2 0–4