Table 3. Characteristics of the prognostic models.

	Outcome 1: survival		Outcome 2: independence
	SSVMod	NIHSSMod	SSVMod	NIHSSMod
Probability given by model	Survival	Death*	Independence	Incomplete recovery†
Scale for outcome	Binary	Binary	Oxford Handicap Scale (< 3)‡	Barthel index (< 95)
Time of prediction	30 days	100 days	6 months	100 days
Statistical method used	Cox regression	Logistic regression	Logistic regression	Logistic regression

* converted to survival for analysis

^† converted to complete recovery for analysis

^‡ equivalent point on the modified Rankin Scale was used in analysis