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Table 1 Evaluated parameters that differentiate frailty levels

From: An evaluation of the 30-s chair stand test in older adults: frailty detection based on kinematic parameters from a single inertial unit

PARAMETERS Frail vs Pre-Frail Frail vs Healthy Pre-Frail vs Healthy Cycles-matched
Cycles number YES YES YES NO
IMPULSE PHASE     
Duration YES YES YES NO
Normalized duration NO YES YES NO
X-orientation range YES YES YES NO
STAND-UP PHASE     
X-orientation range YES YES NO YES
Minimum peak Z-acc. YES YES YES NO
Maximum Z-acc. peak NO YES YES NO
AUCZacc YES YES YES NO
AUC+Zacc YES YES YES NO
AUC-Zacc YES YES YES YES
AUCZacc NO YES YES NO
Maximum Z-velocity peak YES YES YES YES
Maximum Z-velocity peak YES YES YES YES
SIT-TO-STAND PHASE     
Minimum Z-acc. peak YES YES YES NO
Maximum Z-acc. peak NO YES YES NO
AUC+Zacc YES YES YES YES
AUC-Zacc NO YES YES NO