Table 1

Baseline demographic details of patients included in the analysis

Sex	Age	Baseline FEV₁ (% predicted)	Reversibility (%)†	PD₂₀AMP (μM)
FEV₁ = forced expiratory volume in 1 second; PD₂₀AMP = provocative dose of adenosine monophosphate causing a 20% fall in FEV₁.
*Geometric mean.
†% increase in FEV₁ following 200 μg salbutamol.
F	46	67	36	2.75
M	44	77	36	0.23
M	48	88	6	11.94
F	36	98	6	0.92
M	31	87	19	12.50
M	59	78	11	14.70
M	41	64	28	0.12
M	50	70	15	17.00
M	42	79	8	20.79
F	45	86	9	10.42
M	48	108	12	14.70
M	33	84	12	23.55
M	54	67	27	14.45
M	22	88	8	11.56
F	41	77	21	0.80
F	41	73	14	1.27
M	62	63	14	0.26
M	34	102	1	24.96
F	31	86	17	2.28
F	44	110	5	6.13
F	30	84	13	2.47
Mean values	42	83	15	4.10*