Table 2.

Aggregated measures of differences between respiratory rate estimators for thermal signals (first 4 columns) and for belt signals (last 4 columns) versus manually calculated RR values.

	eRR_sp	eRR_ac	eRR_zc	eRR_pk	eRR_sp	eRR_ac	eRR_zc	eRR_pk
Mean	0.764	0.415	1.291	0.500	0.759	0.295	1.584	0.306
Std. dev.	0.508	0.398	0.930	0.484	0.504	0.368	0.816	0.362
MSE	0.881	0.342	2.642	0.502	0.868	0.229	3.343	0.231