Table 5.

Total protein concentration and IgA concentration as well as output/min of total protein and IgA in subjects with a stimulated salivary secretion rate of < 0.7 mL/min and subjects with a secretion rate of ≥ 0.7 mL/min at 6 months, 1 year and 2 years post RT

	Total protein (mg/mL)	IgA (µg/mL)	Total protein output (mg/min)	IgA output (µg/min)
6 months post RT
< 0.7 mL/min (n = 16)	3.1 ± 1.8	257 ± 215	1.0 ± 0.5	93 ± 109
≥ 0.7 mL/min (n = 13)	2.1 ± 0.9	100 ± 60	2.6 ± 2.1	101 ± 55
	N.S	p < 0.05	p < 0.01	N.S
One year post RT
< 0.7 mL/min (n = 14)	2.4 ± 0.7	169 ± 142	1.0 ± 0.4	68 ± 46
≥ 0.7 mL/min (n = 15)	1.7 ± 0.7	125 ± 99	2.0 ± 0.6	125 ± 73
	p < 0.05	N.S	p < 0.001	p < 0.05
Two years post RT
< 0.7 mL/min (n = 14)	2.6 ± 1.0	160 ± 123	1.5 ± 1.0	76 ± 64
≥ 0.7 mL/min (n = 15)	2.0 ± 0.7	94 ± 68	2.3 ± 1.1	114 ± 74
	p < 0.05	N.S	N.S	N.S