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. 2001 Aug 24;1:2. doi: 10.1186/1471-2431-1-2

Table 3.

Comparison of hydrocephalus CSF samples grouped according to the patients' symptoms.

Headache
Yes no p
n 9 56
Age (years) 1.8 (1.0 – 7.6) 0.3 (0 – 14.3) < 0.001
Protein (mg/dL) 388 (93–833) 211 (14 – 1284) > 0.1
NGF (pg/mL) 498 (163–1815) 141 (< 1 – 2025) 0.022
NGF/protein ratio 1.20 (0.78 – 3.32) 0.82 (0.04 – 59.09) > 0.1
Low NGF (< 10 pg/mL) 0 (0 %) 15 (27 %) > 0.1
Undetectable NT-3 1 /4 16 /27 > 0.1

Acute papilledema
Yes No p

n 4 61
Age (years) 3.3 (1.8 – 5.0) 0.3 (0 – 14.3) 0.014
Protein (mg/dL) 273 (98 – 638) 248 (14 – 1284) > 0.1
NGF (pg/mL) 432 (225 – 548) 200 (< 1 – 2025) > 0.1
NGF/protein ratio 1.78 (0.78 – 3.32) 1.0 (0.04 – 59.09) > 0.1
Low NGF (< 10 pg/mL) 0 (0 %) 9 (15 %) > 0.1
Undetectable NT-3 0 /1 7 /20 > 0.1

Decreased consciousness
Yes No p

n 16 49
Age (years) 1.8 (0.1 – 14.3) 0.2 (0 – 7.6) < 0.001
Protein (mg/dL) 251 (47 – 822) 211 (14 – 1284) > 0.1
NGF (pg/mL) 280 (< 1 – 1815) 200 (< 1 – 2025) > 0.1
NGF/protein ratio 2.30 (0.05 – 9.43) 0.63 (0.04 – 59.09) > 0.1
Low NGF (< 10 pg/mL) 1 (6 %) 8 (16 %) > 0.1
Undetectable NT-3 3 /6 14 /25 > 0.1

Bulging fontanel
Yes No p

n 44 21
Age (years) 0.2 (0 – 5.10) 3.3 (0 – 14.3) < 0.001
Protein (mg/dL) 251 (36 – 1284) 210 (14–853) > 0.1
NGF (pg/mL) 122 (< 1 – 2025) 365 (25 – 1815) 0.054
NGF/protein ratio 0.59 (0.04 – 14.82) 2.30 (0.09 – 59.09) > 0.1
Low NGF (< 10 pg/mL) 9 (20 %) 0 (0 %) 0.048
Undetectable NT-3 13 /21 4 /10 > 0.1

Vomiting
Yes No p

n 35 30
Age (years) 0.5 (0 – 11.2) 0.2 (0 – 14.3) 0.083
Protein (mg/dL) 334 (47 – 853) 187 (14 – 1284) > 0.1
NGF (pg/mL) 129 (< 1 – 2025) 331 (< 1 – 1876) > 0.1
NGF/protein ratio 0.61 (0.05 – 7..47) 1.72 (0.04 – 59.09) 0.028
Low NGF (< 10 pg/mL) 9 (13 %) 4 (14 %) > 0.1
Undetectable NT-3 5 /12 12 /19 > 0.1

Widening skull sutures
Yes No p

n 42 23
Age (years) 0.1 (0 – 5.1) 2.4 (0.1 – 14.3) < 0.001
Protein (mg/dL) 248 (36 – 1284) 224 (14 – 853) > 0.1
NGF (pg/mL) 102 (< 1 – 2025) 365 (< 1 – 1815) 0.052
NGF/protein ratio 0.57 (0.04 – 14.82) 2.45 (< 1 – 59.09) 0.028
Low NGF (< 10 pg/mL) 7 (17 %) 2 (9 %) > 0.1
Undetectable NT-3 13 /20 4 /11 > 0.1

Increasing head circumference
Yes No p

n 47 18
Age (years) 0.3 (0 – 7.6) 2.35 (0 – 14.3) 0.028
Protein (mg/dL) 271 (36 – 1284) 139 (14 – 680) 0.025
NGF (pg/mL) 238 (< 1 – 2025) 180 (< 1 – 1772) > 0.1
NGF/protein ratio 0.78 (0.04 – 14.82) 2.65 (0.19 – 59.09) 0.034
Low NGF (< 10 pg/mL) 6 (13 %) 3 (17 %) > 0.1
Undetectable NT-3 13 /21 4 /10 > 0.1