| Characteristics | Male N = 278 (%) | Female N = 256 (%) | Total N = 534(%) | p-values | |||
| Age (years) Mean ± SD | 40 ± 9 | 35 ± 8 | 37 ± 9 | <0.01 | |||
| Age group | 20 - 30 | 46 (16.6) | 90 (32.4) | 136 (25.5) |
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| 31 - 40 | 123 (44.2) | 113 (44.1) | 236 (44.2) |
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| 41 - 50 | 70 (25.2) | 48 (17.3) | 118 (22.1) |
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| >50 | 39 (14) | 5 (2) | 44 (08.) |
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| Education |
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| None | 15 (5.4) | 44 (17.2) | 59 (11.1) |
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| Primary | 57 (20.5) | 80 (31.3) | 137 (25.6) |
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| Secondary | 79 (28.3) | 81 (31.6) | 160 (30) |
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| Tertiary | 127 (45.7) | 51 (19.9) | 178 (33.3) |
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| Marital status |
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| Married | 278 (100) | 256 (100) | 534 (100%) |
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| Religion |
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| Christianity | 218 (78.4) | 190 (74.2) | 408 (76.4) |
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| Muslim | 60 (21.6) | 66 (25.8) | 126 (23.6) |
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| Employed | Yes | 180 (64.8) | 72 (28.2) | 252 (47.2) |
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| Duration in sero-discordant relationship (years) |
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| <1 | 65 (23.4) | 45 (17.6) | 110 (20.6) |
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| 1 - 5 | 166 (59.7) | 175 (68.4) | 341 (63.9) |
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| 6 - 10 | 44 (15.9) | 35 (13.7) | 79 (14.8) |
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| >10 | 3 (1.1) | 1 (0.4) | 4 (0.8) |
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| Enrollment site |
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| PLASVIREC Jos | 115 (41.4) | 90 (35.2) | 205 (38.4) |
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| COCIN Mangu | 21 (07.6) | 51 (19.9) | 72 (13.5) |
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| ATBUTH Bauchi | 41 (14.8) | 40 (15.7) | 81 (15.2) |
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| FMC-Keffi | 23 (8.3) | 16 (6.3) | 39 (7.3) |
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| DASH Lafia | 78 (28.1) | 59 (23.1) | 137 (25.6) |
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