Seroprevalence of human T-cell lymphoma/leukemia virus type-1 (HTLV-1) antibodies among blood donors at Enugu, Nigeria

Figures & data

Table 1 Sociodemographic variables of participants

Characteristic	Frequency	Percentage
Age group in years
16–20	65	21.7
21–25	106	35.3
26–30	53	17.7
31–35	31	10.3
36–40	20	6.7
41–45	9	3.0
46–50	10	3.3
51–55	6	2.0
Sex
Male	288	96
Female	12	4
Ethnic group
Igbo	270	90
Yoruba	6	2.0
Hausa	7	2.3
Other	17	5.7
Marital status
Married	67	22.3
Single	230	76.7
Divorced	0	0
Separated	3	1.0
Widowed	0	0
Educational qualifications
None/other	5	1.6
Primary	55	18.3
Secondary	183	61
Post-secondary	39	13
Post-graduate	18	6
Type of accommodation
One room	110	36.7
Two rooms	97	32.3
Flat	78	26.0
House	15	5.0
Type of occupation
Student	116	38.7
Unemployed	34	11.3
Civil servant	24	8.0
Trader	61	20.3
Other	65	21.7

Table 2 Frequency of blood donation and transfusion history

Characteristic	Frequency	Percentage
Donated blood in the past
Yes	285	95
No	15	5.0
Number of times of blood donation
0	15	5
1–5 times	156	52
6–10 times	79	26.3
11–15 times	27	9.0
16–20 times	20	6.7
21–25 times	3	1.0
Received blood in the past
Yes	5	1.7
No	289	96.3
No response	6	2.0

Table 3 History of intravenous drug use and use of condoms

Variable	Frequency	Percentage
Injected drug or shared instruments
Yes	36	12
No	264	88
Uses condoms when having sex
Yes	188	62.7
No	104	34.7
No response	8	2.7

Table 4 History of sexual practices and STDs

Variable	Frequency	Percentage
Diagnosed of STD before
Yes	15	5
No	280	93.3
No response	5	1.7
Had unprotected sex with someone at risk of STD
Yes	18	6
No	200	66.6
No response	82	27.3
If yes, is it partner who abuses hard drugs
Yes	1	0.3
No	216	72
No response	83	27.7
Partner who was diagnosed/treated for STD
Yes	11	3.7
No	206	68.7
No response	83	27.7

Abbreviation: STD, sexually transmitted disease.