Table 5.
ADL feature sets according to ADL categories.
| ADL Item | Feature | Description |
|---|---|---|
| Indoor wandering | Movement in a room | Data of the participant’s movements in a room |
| Indoor wandering late at night | All sensor data recorded between 00.00 and 5.00 | |
| Unlocking and closing entrance door | Going out | Data from the time of closing the door and to the opening of the door. In case there was a sensor that started operation, this case was not considered as going out. |
| No locking of the entrance door | Data for cases of the sensor operation during the time of the participant’s going out. | |
| Household chores | Laundering (washing machine) | Data of washing machine use from the start to the end of the washing machine operation |
| Washing dishes | Data of using kitchen sink faucet for longer than 30 s | |
| Cooking | Cooking | When two or more kitchen appliances had been used and the temperature of a gas stove had increased (including all cooking for less than 30 min) |
| Breakfast cooking | Cooking between 5:00 and 10:00 | |
| Lunch cooking | Cooking between 12:00 and 15:00 | |
| Dinner cooking | Cooking between 17:00 and 20:00 | |
| Cooking for over 30 min | Cooking data lasting longer than 30 min | |
| Cooking (gas stove—microwave oven) | When the sensors used during cooking included the gas stove and microwave oven | |
| Cooking (refrigerator—kitchen sink faucet) | When the sensors used during cooking included the refrigerator and kitchen sink faucet | |
| Cooking (refrigerator—gas stove) | When the sensors used during cooking included the refrigerator and gas stove | |
| Cooking (kitchen sink faucet— rice cooker) | When the sensors used during cooking included the kitchen sink faucet and rice cooker | |
| Heating food (microwave oven) | When the sensors used during cooking included the microwave oven but not the gas stove | |
| Taking medications | Morning medications | Taking medications between 5:00 and 10:00 |
| Lunchtime medications | Taking medications between 12:00 and 15:00 | |
| Evening medications | Taking medications between 17:00 and 20:00 | |
| Medications before going to bed | Taking medications between 21:00 and 24:00 | |
| Grooming (personal hygiene) |
Use of bathroom faucet (Nighttime) | All the data with the start time of the bathroom faucet use between 00:00 and 04:00 |
| Use of showerhead | Use of the showerhead installed in the bathroom faucet | |
| Use of bathroom faucet for more than 1 min | Use of bathroom faucet over 1 min but not the showerhead | |
| Bathroom faucet (total) | Data for all hours of bathroom faucet use | |
| Using household appliances | TV (total) | Total hours of watching TV over 24 h |
| TV watching in the morning | TV watching between 04:00 and 12:00 | |
| TV watching at night | TV watching between 00:00 and 04:00 | |
| TV after going out | Data of TV turned on for 30 min after the participant’s returning from going out | |
| Electric mat (total) | Total hours of using electric mat over 24 h | |
| Electric mat—Daytime | Use of electric mat between 12:00 and 16:00 | |
| Electric mat—Nighttime | Use of electric mat between 00:00 and 04:00 |