Visit vs Spirometry: Forced expiratory flow at 25

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Visit 5	692	5.9	± 2.2	5.7	0.4	15.0	43	735

Participant's age (category) vs Spirometry: Forced expiratory flow at 25

Visit 5

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	622	5.9	± 2.3	5.7	0.4	15.0	36	658
5-14 yrs old	58	4.4	± 1.5	4.1	2.0	10.6	6	64
15-24 yrs old	109	6.4	± 1.9	6.3	1.1	12.9	3	112
25-34 yrs old	58	7.0	± 2.5	6.9	0.6	13.9	4	62
35-44 years	91	6.5	± 2.5	6.4	1.5	15.0	7	98
45-54 years	137	6.0	± 2.1	5.8	1.7	13.1	11	148
55-64 years	83	5.6	± 2.0	5.2	1.8	10.4	1	84
65-74 years	54	5.2	± 2.3	5.3	0.8	11.7	3	57
75-84 years	30	4.3	± 2.2	4.2	0.4	10.1	1	31
85 years or older	2	4.9	± 0.02	4.9	4.9	4.9	-	2

Participant's sex vs Spirometry: Forced expiratory flow at 25

Visit 5

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	692	5.9	± 2.2	5.7	0.4	15.0	43	735
Female	382	5.3	± 1.7	5.3	0.4	12.7	24	406
Male	310	6.7	± 2.5	6.6	0.8	15.0	19	329

Participant's race vs Spirometry: Forced expiratory flow at 25

Visit 5

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	692	5.9	± 2.2	5.7	0.4	15.0	43	735
White	293	6.3	± 2.3	6.2	0.4	15.0	11	304
Black	377	5.5	± 2.2	5.4	0.6	13.6	32	409
More than one race	22	5.9	± 1.4	5.6	3.7	8.8	-	22

Cleveland Family Study

Age