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Table 2 Comparison of study groups regarding outcomes

From: A randomized clinical trial to assess the effect of zinc and vitamin D supplementation in addition to hypertonic saline on treatment of acute bronchiolitis

Variables

Zinc group

N (%)

Vit D group

N (%)

Control group

N (%)

P value

Respiratory distress

First day

Yes

21 (70.0)

25 (75.8)

20 (64.5)

0.617

No

9 (30.0)

8 (24.2)

11 (35.5)

Third day

Yes

9 (39.1)

3 (13.6)

11 (40.7)

0.086

No

14 (60.9)

19 (86.4)

16 (59.3)

Seventh day

Yes

1 (16.7)

0 (0.0)

3 (42.9)

0.259

No

5 (83.3)

6 (100.0)

4 (57.1)

Wheezing

First day

Yes

30 (100.0)

33 (100.0)

31 (100.0)

1.000*

No

0 (0.0)

0 (0.0)

0 (0.0)

Third day

Yes

8 (34.8)

8 (36.4)

9 (33.3)

0.976

No

15 (65.2

14 (63.6)

18 (66.7)

Seventh day

Yes

0 (0.0)

0 (0.0)

3 (42.9)

0.077*

No

6 (100.0)

6 (100.0)

4 (57.1)

Cyanosis

First day

Yes

3 (10.0)

5 (15.2)

5 (16.1)

0.758

No

27 (90.0)

28 (84.8)

26 (83.9)

Third day

Yes

0

0

0

1.000*

No

23 (100.0)

22 (100.0)

27 (100.0)

Seventh day

Yes

0

0

0

1.000*

No

6 (100.0)

6 (100.0)

7 (100.0)

Respiratory rate

First day

46.4 ± 10.4

48.3 ± 13.9

52.3 ± 12.9

0.002**

0.562***

Third day

41.1 ± 9.1

37.8 ± 3.9

45.2 ± 10.7

Seventh day

38.2 ± 7.3

38.5 ± 3.6

43.3 ± 9.5

O2 saturation

First day

92.3 ± 3.8

89.7 ± 9.5

92.8 ± 2.5

0.548***

Third day

95.7 ± 2.7

94 ± 3.5

97 ± 0.7

0.320***

Seventh day

96.2 ± 0.7

95.8 ± 0.8

97 ± 0.9

0.561***

Duration of hospitalization

4.4 ± 2.2

4.2 ± 2.6

5.1 ± 2.4

0.326

  1. *P values are calculated by Fisher exact test
  2. ** Within group P value by repeated measures ANOVA analysis
  3. *** Between groups P value by repeated measures ANOVA analysis