Table 1 The demographic and clinical data and intravenous (IV) ketamine infusion rates at which 6 patients achieved a VAS pain score of 3 or less
From: Intravenous ketamine for subacute treatment of refractory chronic migraine: a case series
Patient | Age/sex | Age at migraine onset | Duration of Illness | Psychiatric and Pain Comorbidities | Initial VAS | IV Ketamine Rate VAS < 3 | Time to maintain VAS of 3 or less for duration of 8 h |
|---|---|---|---|---|---|---|---|
1 | 42/F | 26 | 16 years | Depression, Panic Attacks, Chronic Back Pain | 10 | 0.42 mg/kg/hr | 36 h |
2 | 29/F | 15 | 14 years | Panic Attacks | 10 | 0.38 mg/kg/hr | 40 h |
3 | 31/M | 19 | 12 years | Complex Regional Pain Syndrome | 9 | 0.41 mg/kg/hr | 20 h |
4 | 54/F | 8 | 46 years | None | 9 | 0.12 mg/kg/hr | 12 h |
5 | 30/F | 10 | 20 years | Depression, Borderline Personality Disorder, Chronic Neck Pain | 9 | 0.35 mg/kg/hr | 73 h |
6 | 47/F | 29 | 18 years | Depression | 9 | 0.34 mg/kg/hr | 82 h |