Table 1 Baseline Data For all Pediatric Patients (1–12 years old, X ± SD)

Age (yr)

4.00 ± 1.77

3.50 ± 1.54

4.05 ± 1.45

3.70 ± 1.64

8.97 ± 2.92

9.21 ± 1.68

8.51 ± 2.69

9.29 ± 1.60

Sex (male/female)

24/16

27/13

24/16

22/18

25/15

18/22

24/16

24/16

Height (m)

1.07 ± 0.16

1.03 ± 0.13

1.05 ± 0.11

1.06 ± 0.14

1.42 ± 0.15

1.33 ± 0.13

1.38 ± 0.14

1.40 ± 0.13

Weight (kg)

19.8 ± 5.4

17.4 ± 4.7

18.9 ± 6.0

18.3 ± 6.3

37.7 ± 15.5

32.6 ± 8.5

34.6 ± 10.9

36.12 ± 11.5

 Forehead

24 (60)

19 (47.5)

18 (45)

17 (42.5)

22 (55.0)

23 (57.5)

21 (52.5)

19 (47.5)

 Frontotemporal

2 (5)

6 (15)

9 (22.5)

3 (7.5)

4 (10.0)

3 (7.5)

7 (17.5)

5 (12.5)

 Frontoparietal

1 (2.5)

1 (2.5)

2 (5)

2 (5)

3 (7.5)

2 (5.0)

2 (5.0)

3 (7.5)

 Temporal occipital

1 (2.5)

0 (0)

1 (2.5)

2 (5)

1 (2.5)

0 (0.0)

1 (2.5)

1 (2.5)

 Occipital

11 (27.5)

11 (27.5)

9 (22.5)

15 (37.5)

10 (25)

11 (27.5)

8 (20.0)

11 (27.5)

 Temporal-parietal occipital

1 (2.5)

3 (7.5)

1 (2.5)

1 (2.5)

0 (0.0)

1 (2.5)

1 (2.5)

1 (2.5)

VP shunt surgery (Y/N)

5/35

8/32

7/33

7/33

7/33

4/36

1/39

7/33

Durations of surgery (min)

217 ± 81

229 ± 112

212 ± 67

215 ± 63

299 ± 59

205 ± 134

219 ± 49

229 ± 60

Durations of anesthesia (min)

320 ± 98

403 ± 73

310 ± 80

308 ± 74

331 ± 77

290 ± 81

311 ± 63

328 ± 66

Bleeding (ml)

161 ± 199

109 ± 72

136 ± 168

118 ± 93

133 ± 80

113 ± 95

163 ± 141

129 ± 80

 Propofol (mg)

225 (155, 337)

190 (140, 367)

230 (160, 300)

220 (152, 340)

525 (292, 672)

350 (215, 555)

340 (200, 490)

280 (160, 480)

 Remifentanil (mg)

0.63 ± 0.34

0.61 ± 0.46

0.49 ± 0.25

0.68 ± 0.36

1.07 ± 0.59

0.82 ± 0.45

0.91 ± 0.57

1.24 ± 1.44

 Sevoflurane (ml)

30 ± 20

28 ± 22

28 ± 13

24 ± 13

29 ± 12

22 ± 12

26 ± 11

27 ± 11