No risk	Low risk	Moderate risk	High risk
Medical factors (e.g., healthcondition, disability, impact of medication)	◻	◻	◻	◻
Balance and mobility problems	◻	◻	◻	◻
Visual or sensory problems	◻	◻	◻	◻
Level of fitness/inactivity	◻	◻	◻	◻
Psychological factors (e.g., anxiety, fear of falling)	◻	◻	◻	◻
Environmental factors (e.g., stair design, stair covering, presence of handrail, lighting, obstacles)	◻	◻	◻	◻
Personal behaviour (e.g., rushed movement, distracted attention, carrying items, alcohol consumption)	◻	◻	◻	◻
Demographic factors (e.g., living alone)	◻	◻	◻	◻