Table 4.

Agreement levels for internal steps, bathroom, toilet, bedroom, lounge area, laundry, and backyard between the occupational therapist and participant.

Domain and questions asked between raters			Agreement (%)		Cohen κ		Gwet AC1		95% CI
Internal step
	1. Do internal stairs have a sturdy rail in place?	91		0.62		0.88		0.71-1.00
	2. Are doorways a minimum of 850mm wide?	100		1.00		1.00		1.00-1.00
	3. Are door handles lever style?	82		0.68		0.75		0.55-1.00
	4. Can doors and windows be easily opened to allow for fresh air?	73		−0.06a		0.68		0.41-1.00
Bathroom 1
	1. Is there room within the bedroom to easily manoeuvre?	78		0.29a		0.67		0.66-0.88
	2. Are rugs or mats secure and in good condition?	64		0.46		0.48		0.52-0.76
	3. Is there adequate ventilation with presence of a fan or easily opened window?	100		1.00		1.00		1.00-1.00
	4. Is the transition between the floor and shower flat?	61		0.27		0.22		0.48-0.73
	5. Is a shower hose in place?	82		0.84		0.89		0.85-0.99
	6. Are taps easy to turn on, off and adjust?	66		0.08a		0.49		0.53-0.78
	7. Is water thermostatically controlled to a delivery temperature of 45 degrees?	84		0.70		0.77		0.74-0.93
	8. Is the floor surface non-slip?	67		0.33		0.38		0.55-0.79
	9. Is the shower cubicle a minimum of 900×900mm?	92		0.70		0.90		0.85-0.99
Bathroom 2
	1. Is there room within the bathroom to easily manoeuvre?	56		0.14		0.25		0.42-0.71
	2. Are rugs or mats secure and in good condition?	46		0.29		0.19		0.31-0.61
	3. Is there adequate ventilation with presence of a fan or easily opened window?	94		−0.04a		0.93		0.86-1.00
	4. Is the transition between the floor and shower flat?	54		0.20		0.11		0.39-0.69
	5. Is a shower hose in place?	92		0.84		0.89		0.83-1.00
	6. Are taps easy to turn on, off and adjust?	63		0.14a		0.40		0.48-0.77
	7. Is water thermostatically controlled to a delivery temperature of 45 degrees?	90		0.80		0.86		0.80-1.00
	8. Is the floor surface non-slip?	71		0.33		0.49		0.57-0.84
	9. Is the shower cubicle a minimum of 900×900mm?	79		0.41		0.75		0.67-0.92
Toilet 1
	1. Is the toilet a suitable height (460mm-480mm)?	55		0.10		0.27		0.40-0.71
	2. Are rugs or mats secure and in good condition and necessary?	70		0.53		0.58		0.59-0.82
	3. Does the door swing outwards?	90		0.79		0.87		0.82-0.98
Toilet 2
	1. Is the toilet a suitable height (460mm-480mm)?	55		0.01a		0.27		0.40-0.71
	2. Are rugs or mats secure and in good condition and necessary?	62		0.42		0.45		0.46-0.80
	3. Does the door swing outwards?	89		0.79		0.86		0.78-1.00
Bedroom 1
	1. Is the bed a comfortable height to access and rise from?	93		0.31a		0.93		0.87-1.00
	2. Is there space to easily manoeuvre within the bathroom?	75		0.16a		0.67		0.64-0.87
	3. Is there access to light and phone next to the bed?	97		0.65a		0.96		0.92-1.00
	4. Are floor covering secure and in good condition?	84		0.38a		0.81		0.74-0.93
	5. Is there somewhere to sit while dressing and putting on shoes?	92		0.51a		0.91		0.85-0.99
	6. Is it easy to access clothing and shoes without excessive reaching or bending?	93		−0.03a		0.93		0.87-1.00
	7. Is it easy to open and close windows and blinds?	85		0.12a		0.82		0.76-0.94
	8. Can the temperature in the bedroom be easily adjusted?	92		0.72		0.90		0.85-0.99
Bedroom 2
	1. Is the bed a comfortable height to access and rise from?	85		0.39a		0.83		0.74-0.95
	2. Is there space to easily manoeuvre within the bedroom?	81		0.47a		0.77		0.70-0.92
	3. Is there access to light and phone next to the bed?	90		0.41a		0.90		0.82-0.99
	4. Are floor covering secure and in good condition?	90		0.58a		0.89		0.82-0.99
	5. Is there somewhere to sit while dressing and putting on shoes?	94		0.65a		0.93		0.88-1.00
	6. Is it easy to access clothing and shoes without excessive reaching or bending?	96		0.73a		0.96		0.91-1.00
	7. Is it easy to open and close windows and blinds?	75		0.22a		0.64		0.63-0.87
	8. Can the temperature in the bedroom be easily adjusted?	90		0.62		0.89		0.82-0.99
Living area 1
	1. Is there space to easily manoeuvre within the living area?	87		0.29a		0.84		0.78-0.96
	2. Are floor covering secure and in good condition?	80		0.09a		0.78		0.70-0.90
	3. Is there good storage so that all items have a spot?	95		0.38a		0.95		0.90-1.00
	4. Is the room free of cords in walkways which may cause trips?	97		0.00a		0.97		0.92-1.00
	5. Is it easy to access heating and cooling controls?	93		0.53a		0.93		0.87-1.00
	6. Is it easy to open and close windows and blinds?	90		−0.03a		0.89		0.82-0.98
	7. Are chairs in the room easy to get in and out of?	44		0.02		0.04		0.31-0.57
Living area 2
	1. Is there space to easily manoeuvre within the living area?	87		0.65		0.78		0.73-1.00
	2. Are floor covering secure and in good condition?	73		0.13a		0.69		0.57-0.90
	3. Is there good storage so that all items have a spot?	87		0.52a		0.84		0.74-1.00
	4. Is the room free of cords in walkways which may cause trips?	90		0.37a		0.88		0.79-1.00
	5. Is it easy to access heating and cooling controls?	100		1.00		1.00		1.00-1.00
	6. Is it easy to open and close windows and blinds?	77		0.15a		0.73		0.61-0.93
	7. Are chairs in the room easy to get in and out of?	53		0.07a		0.42		0.34-0.73
Laundry
	1. Is there adequate bench space in the laundry?	84		0.65		0.79		0.74-0.93
	2. Can all appliances be easily accessed and plugged in when needed?	85		0.40a		0.83		0.76-0.94
	3. Is there room in the house to hang small items of laundry to dry when needed?	97		0.78		0.96		0.92-1.00
	4. Is the washing machine front-loading?	100		1.00		1.00		1.00-1.00
Back garden
	1. Are paths relatively flat and approximately 1000mm wide?	78		0.24a		0.75		0.68-0.89
	2. Are doorways a minimum of 850mm wide?	100		1.00		1.00		1.00-1.00
	3. Is it possible to access the clothesline without excessive reaching?	63		0.29a		0.52		0.51-0.76
	4. Is the garden low maintenance in terms of watering requirements, lawn mowing and management of autumn leaves?	55		0.24		0.39		0.42-0.68
	5. Are there shady areas outside to sit?	93		0.57a		0.92		0.87-1.00
	6. Is outdoor furniture sturdy, comfortable and easy to get on/off?	83		0.40a		0.81		0.74-0.93

^aWhere the results showed a high agreement but the κ value was low, Gwet AC₁ was applied.