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Table 1 Clinical manifestations of dengue cases at presentation to hospital

From: Clinico-laboratory spectrum of dengue viral infection and risk factors associated with dengue hemorrhagic fever: a retrospective study

  Overall Cases (N = 667) n (%) DF (N = 588) n (%) DHF (N = 79) n (%) P–value
Commonly occurred (among >40 % population)
 Fever 647 (97) 573 (94.7) 74 (93.7) 0.076*
 Myalgia 483 (72.4) 419 (71.3) 64 (61) 0.069*
 Arthralgia 389 (58.3) 336 (57.1) 53 (67) 0.092
 Headache 385 (57.7) 344 (58.5) 41 (51.9) 0.265
 Vomiting 368 (55.2) 318 (54.1) 50 (63.3) 0.122
 Abdominal pain 299 (44.8) 264 (44.9) 35 (44.3) 0.921
 Skin rash 294 (44.1) 249 (41.8) 45 (56.9) 0.014
Less Common (among 11 – 39 % population)
 Diarrhea 225 (33.7) 194 (33) 31 (39.2) 0.270
 Chills 224 (33.6) 199 (33.8) 25 (31.6) 0.698
 Nausea 208 (31.2) 182 (31) 26 (32.9) 0.724
 Anorexia 186 (27.9) 157 (26.7) 21 (26.6) 0.982
 Lethargy 186 (27.9) 142 (24.1) 31 (39.2) 0.032
 Retro-orbital pain 178 (26.7) 155 (26.4) 23 (29.1) 0.603
 Rigors 172 (25.8) 144 (24.5) 28 (35.4) 0.037
 Flushing 135 (20.2) 119 (20.2) 16 (20.3) 0.998
 Cough 118 (17.7) 103 (17.5) 15 (19) 0.748
 Restlessness 116 (17.4) 105 (17.9) 11 (13.,9) 0.387
 Dizziness 110 (16.5) 99 (16.8) 11 (13.9) 0.512
 Jaundice 87 (13) 74 (12.6) 13 (16.5) 0.337
 Dehydration 78 (11.7) 58 (9.9) 20 (25.3) 0.007
 Shortness of breath 73 (10.9) 59 (10) 14 (17.7) 0.040
 Sore throat 76 (11.4) 64 (10.9) 12 (15.2) 0.258
Rare (among < 11 % population)
 Malaise 52 (7.8) 45 (7.7) 7 (8.9) 0.707
 Dysuria 29 (4.3) 22 (3.7) 7 (8.9) 0.069*
 Hepatomegaly 39 (4.3) 25 (4.3) 4 (5.1) 0.740
 Confusion 33 (4.9) 27 (4.6) 6 (7.6) 0.264*
 Conjunctivitis 24 (3.6) 21 (3.6) 3 (3.8) 0.756
 Chest pain 24 (3.6) 22 (3.7) 2 (2.5) >0.90*
 Pleural effusion 23 (3.4) 15 (2.6) 8 (10.1) 0.003*
 Ascites 15 (2.3) 15 (2.6) 4 (5.1) 0.266
 Palpitation 14 (2.1) 14 (2.4) - -
 Edema 14 (2.1) 12 (2) 2 (2.5) 0.677
 Tachypnea 12 (1.8) 11 (1.9) 1 (1.3) >0.90
 Splenomegaly 9 (1.3) 6 (1) 3 (3.8) 0.079
 Thick gall bladder 9 (1.3) 5 (0.9) 4 (5.1) 0.014
 Anasarca 8 (1.2) 6 (1) 2 (2.5) 0.243
 Asthenia 8(1.2) 7 (1.2) 1 (1.3) >0.90
 Convulsion 8 (1.2) 8 (1.4) 0 -
 Tachycardia (0.6) 4 3 (0.5) 1 (1.3) >0.90
Hemorrhagic Manifestations
 Petechia 80 (12) 68 (11.6) 12 (15.2) 0.352
 Gingival bleeding 67 (10) 48 (8.2) 19 (24.1) < .001
 Purpura/Ecchymosis 53 (7.9) 46 (7.8) 7 (8.9) 0.749
 Epistaxis 35 (5.2) 19 (3.2) 16 (20.3) < .001*
 Vaginal bleeding 24 (3.6) 21 (3.6) 3 (3.8) 0.756
 Hematuria 18 (2.7) 17 (2.9) 1 (1.3) 0.711
 Hematemesis 11 (1.6) 7 (1.2) 4 (5.1) < .001
 Malena 4 (0.6) 0 4 (5.1) -
 Blood in stool 4 (0.6) 3 (0.5) 1 (1.3) 0.397
 Hemoptysis 2 (0.3) 2 (0.3) 0 -
  1. *Fisher’s exact test (if more than 20 % of cells with expected counts of less than 5) while all the other P values were calculated by Pearson Chi-Square