Table 1.
Demographic and clinical features of seropositive and seronegative human T-lymphotropic virus type 1 carriers from Argentina
| Serology status | Gender | Age (years)* | Signs and symptoms | Proviral load (copies/106 peripheral blood mononuclear cells)† | ||||
|---|---|---|---|---|---|---|---|---|
| Female | Male | Motor‡ | Sensory§ | Peripheral‖ | A.N.S.D.¶ | |||
| Seropositive, N (%) | 38 (64.4) | 21 (35.6) | 45 | 36 (77)# | 28 (46) | 17 (48) | 12 (32) | (373.81–82,351.10) 4,756.73 |
| Seronegative tax-positive, N (%) | 27 (45) | 33 (55) | 24 | 11 (23) | 42 (71)# | 18 (52) | 25 (68)# | (147.05–7,425.09) 621.22 |
| P-value** | 0.04 | < 0.01 | < 0.01 | < 0.01 | 0.79 | < 0.01 | < 0.01 | |
| Seronegative, N (%) | 17 (51.5) | 16 (48.5) | 21 | 0 | 0 | 0 | 0 | Not applicable |
* Median value.
† Range and median value.
‡ Motor symptoms: hyperreflexia of lower limbs, hyperreflexia of the upper limbs, abolition of cutaneous-abdominal reflexes, muscular atrophy, weakness of lower limbs, and Babinski signs.
§ Sensory symptoms: paresthesia, pain, and burning; low lumbar pain, reduced vibratory sense, tremors, visual impairment, hearing loss, and nystagmus.
‖ Peripheral symptoms: cerebellar signs, diminished Achilles reflex, cranial nerve deficits, and peripheral neuropathy.
¶ Autonomic nervous system dysfunction (A.N.S.D.): impotence and bladder disturbance.
# Significative higher frequency.
** Chi-square test.