Cross-sectional associations between prevalent vertebral fracture and pulmonary function in the sixth Tromsø study

Table 5 Associations between vertebral fracture and lung function according to severity of fracture

	Pulmonary function (mean (SD) or (SE))
	Men					Women
	No vertebral fracture (n=771)	Vertebral fracture, moderate (n=66)	Vertebral fracture, severe (n=55)	Pmoderate^a	Psevere^a	No vertebral fracture (n=1079)	Vertebral fracture, moderate (n=80)	Vertebral fracture, severe (n=81)	Pmoderate^a	Psevere^a
FVC% predicted^b	98.2 (15.3)	96.8 (17.7)	97.7 (17.6)	0.479	0.837	101.2 (15.8)	103.4 (18.3)	101.0 (17.9)	0.238	0.896
FEV₁% predicted^b	88.9 (16.9)	86.1 (20.5)	85.0 (22.5)	0.218	0.111	93.1 (17.4)	94.9 (20.7)	91.7 (21.0)	0.352	0.526
FEV₁/FVC% predicted^a	90.6 (10.8)	88.5 (11.7)	86.2 (14.5)	0.134	0.004	92.0 (9.1)	91.1 (10.5)	90.1 (10.4)	0.441	0.078
Adjusted^c values	(n=665)	(n=61)	(n=44)			(n=800)	(n=56)	(n=48)
FVC (liter (SE))	4.22 (0.024)	4.20 (0.080)	4.26 (0.095)	0.827	0.714	2.99 (0.015)	3.10 (0.057)	2.90 (0.064)	0.056	0.209
FEV₁ (liter (SE))	3.08 (0.021)	3.02 (0.069)	3.10 (0.083)	0.441	0.847	2.21 (0.013)	2.31 (0.050)	2.16 (0.056)	0.054	0.373
FEV₁/FVC (SE)	0.73 (0.003)	0.72 (0.010)	0.73 (0.012)	0.215	0.821	0.74 (0.002)	0.75 (0.009)	0.74 (0.010)	0.402	0.973

The Tromsø Study 2007-08.
^aVersus no fracture.
^bEquation from Langhammer et al. [27].
^cAdjusted for age, smoking habits, height, weight, physical inactivity, cardiovascular disease, lung disease, corticosteroids, hip BMD, hormones for menopause (women).

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