Paper IV — Rehabilitation

Master Revision Sheet — Numbers to Memorise

Topic Number

Global rehabilitation 2.41 billion (one-third of the world); +63% since 1990; >50% unmet in need LMICs Assistive technology 2.5 billion now; 3.5 billion by 2050; ~1 billion denied access; only 1 in need 10 have appropriate products Wheelchairs 80 million need one; only 5–35% have one; 6.5% of people ≥65 report needing one Home fall-hazard 26% fall reduction overall; 38% in high-risk people (Cochrane 2023) modification Stroke therapy dose ≥3 hours/day on ≥5 days/week (NICE NG236, 2023)

Stroke recovery timeline Most return in month 1; little after month 3; CIMT works at 3–9 months Knee OA in elderly ~47% pooled prevalence Indians STEP 9 (semaglutide, Weight −13.7% vs −3.2%; WOMAC pain −41.7 vs −27.5 knee OA)

GLA:D programme dose 12 supervised sessions over 6 weeks + 2–3 education sessions ACHIEVE (hearing aids) 48% slower cognitive decline in the at-risk subgroup only Hearing aid satisfaction Best at 55–80 dB loss; partial help >80 dB Blindness in India (≥50 1.99%; cataract 66.2%; ~93% avoidable years)

Amputee survival Perioperative mortality 10–30%; 2-year 40–50%; 5-year 30–40% Above-knee energy cost 40% more than below-knee Contralateral amputation 15–20% at 2 years; ~40% at 4 years Phantom pain 50–80% of amputees Berg Balance Scale 0–20 wheelchair; 21–40 aided walking; 41–56 independent Team size 4–7 members LASI wave-1 (India, ≥60 ADL dependency 7.4%; vision 13.7%; hearing 9.6%; cognition 9.3%; falls y) 5.7%; incontinence 4.0% Institutional care 0.1–1% in LMICs vs 7.5% in Switzerland India amputations ~45,000 legs per year