Table 5.

Comparison between state-of-art

Study	Sensor type	Sensor	Root mean squared error	Accuracy (%)	Mean difference error±STD
Cay et al. (This research)		Textile pressure sensor on the body	0.285	99.37	0.0154 ± 0.285
Hariyanti et al. [20]		Wearable fiber optic sensor on the diaper	N/A	99.75	N/A
		sensor on the body	N/A	N/A	0.3 ± 0.95
Ambili et al. [21]		Camera	N/A	98	N/A
Sun et al. [22]		Camera and sensor on the mattress	6.10	N/A	N/A
Braun et al. [23]	External sensors	Camera	N/A	N/A	0.2 ± 2.3