. Author manuscript; available in PMC: 2017 Feb 1.

Published in final edited form as: Pediatr Res. 2015 Oct 22;79(2):318–324. doi: 10.1038/pr.2015.216

Table 2.

Hematologic information

Variable (median, range)	Control (N=55)	22q11.2 DS (N=36)	p-value
*Pre-operative values*

PTT, seconds	33.7 (24.1–119.1) ^a	35.2 (24.0–200.0) ^b	0.74
PT, seconds	13.1 (11.1–18.6) ^a	13.3 (11.3–17.2) ^b	0.48
Fibrinogen, mg/dL	266 (115–503) ^a	284 (125–452) ^b	0.17
Hematocrit, %	41.7 (28.0–57.3)	39.8 (30.2–52.1)	0.10
Mean platelet volume, fL	7.5 (5.7–11.1)	10.4 (6.4–15.2)	<0.0001
Platelet count, × 10³/μL	305 (95–688)	235 (54–506)	0.0006

*Post-operative values – Day 1*

Hematocrit, %	40.4 (25.6–56.2)	41.3 (27.3–54.1)	0.95
Platelet count, × 10³/μL	183 (73–405) ^*	135 (69–506) ^*	0.001

PTT = partial thromboplastin time; PT = prothrombin time

n=53;

n=35;

Denotes significant difference (p<0.0001) relative to pre-operative platelet count

Bold font depicts p-value<0.05