What do systematic reviews say?

General health‐related quality of life: SF‐36 physical component score (range 0 to 100; higher score = better health state) at 2 years · Adults with acute anterior cruciate ligament (ACL) injuries (young, active individuals)

Health‐related quality of life (AQLQ)Scale from: 1‐7 (higher is better) · adults and children with chronic asthma

Asthma‐specific quality of life score Measured on different scales in different studies. Higher scores indicate higher quality of life. · adults with asthma

Quality of life Assessed by: Pediatric Quality of Life Inventory, change from baseline (0 to 100; 0 = worst outcome, 100 = best outcome) · people with Duchenne muscular dystrophy and progressive respiratory decline

Quality of life (Bushenhuoxue therapy plus calcium carbonate tablets and alfacalcidol versus calcium carbonate tablets and alfacalcidol) · patients with osteoporosis

Quality of life (emotional) · adults with cervical spine facet dislocations

Short‐term (within 1 month) change in quality of life scores related to communication as measured by validated communication assessments · people with speech disorder resulting from hereditary ataxias

Short‐term (within 1 month) change in quality of life scores related to communication as measured by validated communication assessments · people with speech disorder resulting from hereditary ataxias

Short‐term (within 1 month) change in quality of life scores related to communication as measured by validated communication assessments · people with speech disorder resulting from hereditary ataxias

Short‐term (within 1 month) change in quality of life scores related to communication as measured by validated communication assessments · people with speech disorder resulting from hereditary ataxias

Short‐term (within 1 month) change in quality of life scores related to communication as measured by validated communication assessments · people with speech disorder resulting from hereditary ataxias

Short‐term (within 1 month) change in quality of life scores related to communication as measured by validated communication assessments · people with speech disorder resulting from hereditary ataxias

Short‐term (within 1 month) change in quality of life scores related to communication as measured by validated communication assessments · people with speech disorder resulting from hereditary ataxias

Health‐related quality of life (HRQoL) · adult ICU patients and their carers

Longer‐term (minimum 1 month) change in generic quality of life scores · people with speech disorder resulting from hereditary ataxias

Incontinence‐specific quality of life · women with urinary incontinence

Longer‐term (minimum 1 month) change in generic quality of life scores · people with speech disorder resulting from hereditary ataxias

Vespid Quality of Life Questionnaire ‐ end of treatment Scale from 0 to 7, where a higher score indicates less quality of life impairment. · adults and children with a previous allergic reaction to an insect sting

Quality of life/satisfaction with care: Clinically important change in quality of life/satisfaction, as defined by each study (medium term) · patients with schizophrenia

Quality of life/satisfaction with care: Clinically important change in quality of life/satisfaction, as defined by each study (medium term) · patients with schizophrenia