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. Author manuscript; available in PMC: 2013 May 1.
Published in final edited form as: Int J Dev Neurosci. 2011 Oct 31;30(3):201–206. doi: 10.1016/j.ijdevneu.2011.10.007

Table 2.

Frequency (%) of clinical signs and symptoms among low, intermediate, and high height and stair-related falls in infants and toddlers.

2A. Low Height Falls
(≤ 3 ft)
0 to 12
mos (n=67)
12 to 48
mos (n=31)
Soft Tissue Injury (STI) 84 42
Skull Fracture (Fx) 73 23
Skull fx w/o STI 5 0
Multiple Skull Fx 8 0
No STI and No Skull Fx (no evidence of Impact) 12 58
Primary Intracranial Injury 55 42
Primary Intracranial Injury w/o Skull Fx 12 23
Primary Intracranial Injury with Skull fx 43 19
No STI, No Skull Fx w/Primary Brain Injury 6 16
Secondary Intracranial Injury 5 0
ISS
(range, median)
11.1 ± 0.8
(0–26, 9)
8.8 ± 1.2
(0–20, 9)
GCS
(range, median)
14.2 ± 2.3
(3–15, 15)
14.3 ± 2.4
(3–15, 15)
2B. Intermediate
Height Falls (>3 ft,
<10 ft)
0 to 12
mos (n=51)
12 to 48
mos (n=45)
Soft Tissue Injury (STI) 86 64
Skull Fracture (Fx) 69 49
Skull fx w/o STI 4 13
Multiple Skull Fx 10 0
No STI and No Skull Fx (no evidence of Impact) 8 22
Primary Intracranial Injury 49 36
Primary Intracranial Injury w/o Skull Fx 14 9
Primary Intracranial Injury with Skull fx 35 27
No STI, No Skull Fx w/ Primary Intracranial Injury 2 0
Secondary Intracranial Injury 2 2
ISS
(range, median)
10.2 ± 0.9
(0–25, 9)
9.8 ± 1.0
(0–30, 9)
GCS
(range, median)
14.5 ± 2.1
(3–15, 15)
14.2 ± 2.3
(3–15, 15)
2C. Stairs 0 to 12
mos (n=37)
12 to 48
mos (n=30)
Soft Tissue Injury (STI) 78 57
Skull Fracture (Fx) 73 33
Skull fx w/o STI 8 7
Multiple Skull Fx 8 0
No STI and No Skull Fx (no evidence of Impact) 14 37
Primary Intracranial Injury 60 30
Primary Intracranial Injury w/o Skull Fx 3 7
Primary Intracranial Injury with Skull fx 57 23
No STI, No Skull Fx w/ Primary Intracranial Injury 0 0
Secondary Intracranial Injury 5 0
ISS
(range, median)
10.1 ± 1.1
(0–26, 9)
8.0 ± 1.3
(0–20, 5)
GCS
(range, median)
13.8 ± 2.8
(3–15, 15)
14.0 ± 2.4
(6–15, 15)
2D. Infant Falls ≤ 3 ft
(n=67)
> 3 ft, <10
ft (n=51)
Stairs
(n=37)
Soft Tissue Injury (STI) 84 86 78
Skull Fracture (Fx) 73 69 73
Skull fx w/o STI 5 4 8
Multiple Skull Fx 8 10 8
No STI and No Skull Fx (no evidence of Impact) 12 8 14
Primary Intracranial Injury 55 49 60
Primary Intracranial Injury w/o Skull Fx 12 14 3
Primary Intracranial Injury with Skull fx 43 35 57
No STI, No Skull Fx w/Primary Intracranial Injury 6 2 0
Secondary Intracranial Injury 5 2 5
ISS
(range, median)
11.1 ± 0.8
(0–26, 9)
10.2 ± 0.9
(0–25, 9)
10.1 ± 1.1
(0–26, 9)
GCS
(range, median)
14.2 ± 2.3
(3–15, 15)
14.5 ± 2.1
(3–15, 15)
13.8 ± 2.8
(3–15, 15)
2E. Toddler Falls ≤3 ft
(n=31)
> 3 ft, <10
ft (n=45)
>10 ft
(n=22)
Stairs
(n=30)
Soft Tissue Injury (STI) 42 64 68 57
Skull Fracture (Fx) 23 49 50 33
Skull fx w/o STI 0 13 9 7
Multiple Skull Fx 0 0 18 0
No STI and No Skull Fx (no evidence of Impact) 58 22 23 37*
Primary Intracranial Injury 42 36 31 30
Primary Intracranial Injury w/o Skull Fx 22.6 8.9 4.6 6.7
Primary Intracranial Injury with Skull fx 19 27 27 23
No STI, No Skull Fx w/Primary Intracranial Injury 16 0 0 0
Secondary Intracranial Injury 0 2 5 0
ISS
(range, median)
8.8 ± 1.2
(0–20, 9)
9.8 ± 1.0
(0–30, 9)
11.6 ± 1.5
(1–30, 8.5)
8.0 ± 1.3
(0–20, 5)
GCS
(range, median)
14.3 ± 2.4
(3–15, 15)
14.2 ± 2.3
(3–15, 15)
12.9 4.2
(3–15, 15)
14.0 ± 2.4
(6–15, 15)

Shaded boxes indicate values that are significantly (p<0.05) higher than all the other values in the same row except the toddler stair fall indicated with a *, which denotes a value that was not significantly different from the shaded box. ISS presented as mean ± S.E.M.