Table 2.

Participant and Sample Characteristics

	Smokers			Nonsmokers
	GERD	LPR	Normal	GERD	LPR	Normal
N	5	2	2	6	15	12
Women, %	60	100	100	50	67	67
Age, y (range)	46 (25–61)	34 (26–37)	44 (48–60)	47 (21–65)	36 (21–60)	45 (23–59)
Treg, %	1.29 (−0.08–2.66)	1.07 (−1.42–3.57)	1.09 (−5.45–7.63)	1.75 (0.64–2.86)	1.62 (0.97–2.26)	1.63 (0.81–2.45)
T cell, %	11.81 (7.79–15.84)	13.43 (−90.05–116.91)	17.15 (−157.35–191.66)	21.93 (13.85–30)	26.33 (19.83–32.82)	23.65 (16.81–30.49)
ImmunoCRIT, %	13.19 (−2.25–28.64)	14.05 (−112.79–140.88)	11.06 (−63.35–85.47)	8.70 (3.61–13.79)	6.11 (4.63–7.59)	6.65 (4.04–9.26)

Treg and T cell are mean values. ImmunoCRIT is the mean of all Treg/T cell ratios across a cohort. 95% confidence intervals are noted in parentheses.