Positively passive.
Loudon
S
S
Felier
B
B
D000203:Activities of Daily Living; D000368:Aged; D002908:Chronic Disease / Q000451:nursing* / Q000534:rehabilitation*; D006801:Humans; D017770:Lifting; D012046:Rehabilitation / Q000379:methods* / Q000451:nursing*; D012656:Self-Help Devices