Table 1

Clinical characteristics of study patients

Patient	Age	Sex	FEV₁ (% pred)	PC₂₀ hist (mg/ml)	Skin test*	Rhinitis	Medication asthma	Medication rhinitis
*X times histamine reaction.
B=beclomethasone or budesonide; F=fluticasone; SB=salbutamol; SM=salmeterol; FO=formeterol.
Placebo group
1	21	M	97	1.76	2.1	–	B, SB	–
2	11	M	79	0.74	1.1	+	B, SB	–
3	11	M	97	4.00	1.4	+	B, SB	–
4	29	M	81	0.33	1.2	–	F, SM	–
5	21	M	73	2.43	2.0	+	B, SB	B
6	27	F	70	0.90	1.2	+	B, SB	B
7	44	M	70	1.89	1.2	+	F, SM	F
8	17	F	138	1.78	1.9	+	–	B
9	40	M	64	1.13	1.6	+	B, SB	–
10	29	M	103	0.71	1.5	+	–	–
11	28	F	73	0.45	2.2	–	F, SB	–
12	12	M	106	4.00	1.6	+	B, SB	–
13	25	F	98	1.53	1.5	+	SB	–
14	30	M	100	2.90	1.5	–	B, SB	–
Mean	25		89	1.75	1.6
SD	10		20	1.21	0.4

Active group
1	25	F	99	1.19	1.5	+	B, SB	–
2	29	M	99	0.95	1.6	–	B	–
3	41	M	67	3.79	2.2	+	B, SB	–
4	24	F	86	2.00	1.8	+	B, SB	–
5	31	M	81	1.22	1.5	–	–	–
6	24	M	80	0.55	1.1	+	B, SB	B
7	22	F	104	2.67	1.4	+	B	–
8	51	F	70	0.45	1.2	+	B, SB	B
9	32	M	68	0.42	1.1	–	B, SM	–
10	36	F	103	0.35	1.8	+	SB	B
11	42	M	75	0.42	1.2	–	B, SM	–
12	18	F	103	2.35	1.2	+	F, SM	F
13	40	F	98	0.86	1.6	+	B, SB	B
14	30	F	107	1.16	1.9	+	F, SB	F
15	41	F	97	0.98	1.1	–	B, SM	–
16	37	M	76	0.91	1.3	–	SB	–
Mean	33		88	1.27	1.5
SD	9		14	0.97	0.3