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Table 1 Baseline characteristics* for the entire study cohort and by vertebral fracture status

From: Longitudinal analysis of vertebral fracture and BMD in a Canadian cohort of adult cystic fibrosis patients

  

Overall

n = 49

Nonfracture Group

n = 41

Fracture Groupa

n = 8

p-value

 

Valid n, Nonfracture/Fracture

    

Male gender, %

41/8

42.9

39.0

62.5

0.263

Age, years

41/8

25.2 (9.4)

23.8 (8.7)

32.7 (10.3)

0.024†

Weight, kg

     

   males

16/5

59.5 (9.2)

56.1 (7.4)

70.4 (5.3)

0.003†

   females

25/3

57.4 (16.4)

57.3 (17.5)

58.0 (11.5)

0.726

Height, cm,

41/8

166.8 (7.9)

166.1 (7.7)

170.3 (8.9)

0.175

BMI, kg/m2

     

   males

16/5

19.8 (2.8)

18.9 (2.2)

22.8 (2.4)

0.004†

   females

25/3

21.7 (5.1)

21.7 (5.3)

22.3 (3.7)

0.726

FEV1

39/8

2.2 (0.9)

2.2 (0.9)

2.5 (0.7)

0.202

FVC

39/8

3.1 (0.9)

3.0 (0.9)

3.4 (0.9)

0.098

Hemoglobin g/L

38/7

139.2 (14.8)

138.1 (14.6)

144.9 (15.2)

0.301

Creatinine, umol/L

34/7

66.8 (17.4)

64.8 (18.1)

76.0 (10.0)

0.045†

Calcium, mmol/L

34/5

2.3 (0.1)

2.3 (0.1)

2.3 (0.1)

0.657

Albumin, g/L

37/8

39.7 (3.7)

39.8 (3.9)

39.3 (2.5)

0.550

25-hydroxyvitamin D, nmol/L

26/4

61.9 (28.8)

61.5 (31.0)

64.6 (5.4)

0.617

Parathyroid hormone, pg/ml

17/4

28.0 (17.7)

24.8 (18.0)

41.5 (6.7)

0.120

Phosphate, mmol/L

32/5

1.2 (0.2)

1.2 (0.2)

1.3 (0.1)

0.813

Alkaline Phosphatase, U/L

37/8

121.8 (91.4)

116.6 (89.7)

146.1 (101.5)

0.082

Alanine Aminotransferase, IU/L

36/8

32.5 (29.1)

29.6 (22.0)

45.6 (50.5)

0.560

g-glutamyltransferase, U/L

37/7

31.2 (51.8)

26.7 (39.9)

55.1 (94.2)

0.297

Inhaled Steroids, % yes

41/8

55.1

51.2

75.0

0.269

Vitamin D (ADEK), % yes

41/8

55.1

53.7

62.5a

0.715

  1. Data expressed as mean (SD) or proportion.
  2. *Data was abstracted within 9-months of baseline radiograph.
  3. †p < 0.05
  4. aFractures present at baseline (prevalent fractures)
  5. BMI, body mass index; FEV1, Forced Expiratory Volume in 1 second; FVC, Forced Vital Capacity