Table 8.

Comparison of significant differences among the three transmitting powers

Group	Sensor	0 (dBm)			$-$5 (dBm)			$-$10 (dBm)
		$\mathrm{\Delta }P$	$\mathrm{\Delta }P$(95%CI)	$P$	$\mathrm{\Delta }P$	$\mathrm{\Delta }P$(95%CI)	$P$	$\mathrm{\Delta }P$	$\mathrm{\Delta }P$(95%CI)	$P$
		(dBm)	(dBm), (dBm)		(dBm)	(dBm), (dBm)		(dBm)	(dBm), (dBm)
1	Sensor 1	8.63	8.44, 8.81	0.00	0.23	0.01, 0.45	0.04	0.18	$-$0.02, 0.38	0.08
	Sensor 4
2	Sensor 2	5.65	5.39, 5.91	0.00	4.14	3.86, 4.42	0.00	4.05	3.79, 4.31	0.00
	Sensor 3