Table 3.

Associated symptoms

SymptomTotal, n = 577<15 headaches, n = 377CDH, n = 200Frequent headache, n = 74Daily intermittent, n = 87Daily continuous, n = 39
Values are n (%).
a p < 0.0001 vs total group;
b p < 0.001 vs total group;
c p < 0.01 vs total group;
d p < 0.0001 vs not CDH;
e p < 0.001 vs not CDH;
f p < 0.01 vs not CDH.
CDH = chronic daily headaches.
Nausea437 (75.7)310 (82.2)c127 (63.5)bd49 (66.2)f59 (67.8)f19 (48.7)bd
Vomiting302 (52.3)233 (61.8)f69 (34.5)ad30 (40.5)e30 (34.5)bd9 (23.1)ad
Photophobia442 (76.6)298 (79.0)144 (72.0)61 (82.4)58 (66.7)25 (64.1)
Phonophobia403 (69.8)264 (70.0)139 (69.5)53 (71.6)61 (70.1)25 (64.1)
Photo and phonophobia353 (61.2)234 (62.1)119 (59.5)48 (64.9)50 (57.5)21 (53.8)
Nausea, vomiting, photophobia, phonophobia209 (36.2)154 (40.8)55 (27.5)28 (37.8)21 (24.1)6 (15.4)
Osmophobia53 (9.2)36 (9.5)17 (8.5)10 (13.5)3 (3.4)c4 (10.3)
Lightheadedness229 (39.6)132 (34.9)97 (48.5)e37 (50.0)f45 (51.7)f15 (38.5)
Anorexia147 (25.4)99 (26.2)48 (24.0)25 (33.8)13 (14.9)cf10 (25.6)
Fatigue126 (21.8)83 (22.0)43 (21.5)17 (23.0)14 (16.1)12 (30.8)
Hard to think182 (31.5)104 (27.5)78 (39.0)29 (39.2)30 (34.5)19 (48.7)f