Table 1.

Comparison of the infarct volume and brain perfusion in the two groups.

	ALL		Control Group		Rehydration Group		p-Value
	Mean	SD	Mean	SD	Mean	SD
Urine sodium (mg/dL)	303.35	58.91	308.13	44.01	300.17	68.81	0.678
Urine osmolarity (mosm/KgH2O)	2776.15	513.24	2493.75	291.47	2964.42	551.60	0.016 *
Urine specific gravity	1.07	0.02	1.07	0.01	1.07	0.02	0.025 *
MRI results at 30 min post MCAO
Volume of infarction (mL)	56.37	24.48	73.72	18.73	44.80	21.15	0.007 *
Infarct side
rCBF (mL/min/100 g)	126.51	68.25	131.82	81.84	123.14	62.19	1.000
rCBV (mL/1000 g)	131.62	85.37	125.52	53.12	135.50	103.21	0.930
Mean transit time (MTT) (sec/100)	560.61	145.11	543.50	63.05	571.49	181.88	0.930
Delay time (sec/100)	0.99	84.60	68.39	84.28	−41.90	51.98	0.004 *
Tmax (sec/100)	464.95	365.18	685.72	329.14	324.46	325.39	0.035 *
Normal side
rCBF (mL/min/100 g)	190.57	141.81	244.69	173.47	156.13	113.04	0.211
rCBV (mL/1000 g)	192.36	137.98	211.10	94.10	180.44	163.25	0.151
MTT (sec/100)	645.80	144.83	602.72	178.69	673.22	119.90	0.479
Delay time (sec/100)	−59.56	88.72	−21.55	117.01	−83.74	59.25	0.425
Tmax (sec/100)	226.89	152.15	279.86	177.59	193.18	131.21	0.211
MRI results at 6 h post MCAO
Volume of infarction (mm3)	82.83	48.83	147.12	35.74	66.76	37.52	0.089
Infarct side
rCBF (mL/min/100 g)	117.66	92.29	40.78		127.26	93.72	0.444
rCBV (mL/1000 g)	129.92	117.08	36.12		141.65	119.38	0.444
MTT (sec/100)	515.75	117.84	392.44		531.16	115.87	0.444
Delay time (sec/100)	6.80	47.99	−1.82		7.88	51.19	1.000
Tmax (sec/100)	500.85	318.88	295.21		526.55	330.77	0.444
Normal side
rCBF (mL/min/100 g)	139.78	47.13	116.11		142.74	49.48	0.667
rCBV (ML/1000 g)	148.81	61.39	92.61		155.83	61.64	0.444
MTT (sec/100)	598.91	110.14	540.36		606.23	115.38	0.444
Delay time (sec/100)	−41.03	64.50	−95.24		−34.25	65.44	0.667
Tmax (sec/100)	341.72	168.36	130.54		368.12	158.83	0.222

* p < 0.05.