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Table 2: 
Presence of symptomatic cerebrovascular ischemia with or without IPH on MRA
IPH-PositiveIPH-NegativeP Value
History of any prior ipsilateral symptomatic disease, n (%)15 (68)4 (13)<.0001
Median time since prior TIA/stroke, days0 (IQR: 0–10)0 (IQR: 0–7).7619
History of prior ipsilateral stroke, n (%)10 (67)3 (75).7500
Median time since prior stroke, days0 (IQR: 0–7)0 (IQR: 0–0).3605
History of prior TIA, n (%)5 (33)1 (25).7500
Median time since prior TIA, days0 (IQR: 0–180)14 (IQR: N/A).5338
  • Note:—IQR indicates interquartile range; N/A, not available.