Table 5. Changes of resistance in the pharynx of patients with and without OAs.

Patient	Without OAs		With OAs
	ΔP(Pa)	R (Pa·s/L)	ΔP(Pa)	R (Pa·s/L)
1	50.35	251.75	28.82	144.10
2	41.64	208.20	35.29	176.45
3	85.16	425.80	31.56	157.80
4	58.24	291.20	55.80	279.00
5	81.91	409.55	53.34	266.70
6	36.42	182.10	32.61	163.05
7	42.76	213.80	31.49	157.45
8	69.11	345.55	29.09	145.45
Mean ± SD	-	290.99±87.62	-	186.25±50.98

Note: t = 3.182 p = 0.015