Table 3.

Long-term effect 5 years after SLIT for HDM compared to the placebo group

Variable	Baseline* SMS	After SLIT	Differences in adjusted means**	After 5 years of follow-up SMS	Differences in adjusted means***
Active (n = 38)	7.53 ±2.09	2.45 ±0.72	–5.11	3.09 ±1.07	–4.52 ±1.1
Placebo (n = 34)	7.69 ±1.98	7.04 ±2.31	–0.22	8.14 ±2.51	0.61 ±0.5
P-value	ns	0.002	0.0001	0.003	0.001

SMS – combined symptoms medication score, SLIT – sublingual allergen immunotherapy,

^*year before SLIT was started,

^**the differences between SMSes after SLIT and baseline,

^***the difference between SMSes after 5 years of follow-up and baseline.