Table 2

Frequency (%) of all symptoms reported for false negative stroke patients

Kothari et al (1999)5 Smith et al (1999)15 Kidwell et al (2000)12 Bray et al (2005)24 Mosley et al (2007)25 Bray et al (2010)26 Chen et al (2013)27 Brandler et al (2015)18 Andersson et al (2018)29 Oostema et al (2019)20
Symptoms n (%)
 Facial droop4 (9)27 (12)
 Arm weakness/drift14 (32)
 Leg weakness/drift1 (25)
 Arm/leg weakness/drift69 (32)
 Facial droop or arm weakness81 (38)
 Speech problems10 (23)1 (13)61 (28)35 (78)
 Visual disturbance/impairment2 (15)2 (29)28 (13)11 (6)
 Ataxia3 (23)2 (25)13 (30)
 Dizziness3 (23)2 (25)77 (27)4 (9)
 Vertigo3 (23)--96 (44)7 (16)
 Nausea or vomiting3 (38)22 (8)64 (29)5 (12)
 Sensory deficit
 Headache1 (13)40 (14)40 (18)9 (21)
 Unilateral weakness4 (31)22 (48.9)
 Mental status changes1 (8)6 (19)2 (25)34 (12)8 (19)
 Change in conscious level2 (6)1 (13)
 Hypoglycaemia1 (14)
 Seizure2 (6)12 (4)
 Quadriparesis6 (2)
 Bilateral weakness2 (50)
 Weakness other--91 (32)
 Ophthalmoplegia1 (25)
 Fever1 (13)
 Incontinence2 (25)
 Fall2 (25)