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Table 6 Features in patients with an EBV primary infection

From: The impact of serological features in Chinese children with primary or past Epstein–Barr virus infections

Clinical features Primary infection
IM (n = 24) Non-IM (n = 36)
Age (months) 47.8 ± 38.8 41.8 ± 32.3
Male/female patients 11/13 17/19
Length of stay (days) 11.0 ± 2.7* 9.1 ± 4.1
Fever 23 (95.8%) 31 (86.1%)
Cough 12 (50.0%)* 30 (83.3%)
Rash 4 (16.7%) 14 (38.9%)
Lymphadenopathy 20 (83.3%)* 11 (30. 6%)
Pharyngitis 23 (95.8%)* 26 (72.2%)
Palatal petechiae 13 (54.2%)* 3 (8.3%)
Abnormal chest X ray 6/7 (85.7%)* 7/20 (35.0%)
Hepatomegaly 11 (45.8%)* 0 (0.0%)
Splenomegaly 8 (33.3%)* 0 (0.0%)
ALC >10% 17/23 (73.9%)* 3/21 (14.3%)
Elevated ESR 11/20 (55.0%) 10/21 (47.6%)
Elevated CRP 9/19 (47.4%) 10/21 (47.6%)
ALF 13/18 (72.2%)* 4/18 (22.2%)
  1. IM, infectious mononucleosis; Non-IM, patients without IM; ALC, atypical lymphocytes; ESR, erythrocyte sedimentation rate; CRP, C-reactive protein; ALF, abnormal liver function (alanine aminotransferase or aspartate aminotransferase levels >46 U/L). *P < 0.05 versus the non-IM group.