Research Article
Carboxyhaemoglobin Levels among Traders Exposed to Vehicular Emissions in Three Motor Parks in Ibadan, Nigeria
Table 2
Sociodemographic characteristics of study respondents.
| Sociodemographic characteristics | Subgroups | AMP, Ojoo traders | IMP, Iwo road traders | NMP, Apata traders | Nonmotor park traders |
| Age
| 18–20 | 2 (11.8%) | 1 (2.2%) | 3 (9.7%) | 3 (3.2%) | 21–30 | 1 (5.9%) | 10 (22.2%) | 7 (22.6%) | 16 (17.2%) | 31–40 | 5 (29.4%) | 14 (31.1%) | 11 (35.5%) | 33 (35.5%) | 41–50 | 9 (52.9%) | 12 (26.7%) | 6 (19.4%) | 30 (32.3%) | 51–60 | - | 8 (17.8%) | 2 (6.5%) | 11 (11.8%) | 61–70 | - | - | 2 (6.5%) | - |
| Gender | Male | 17 (100%) | 35 (77.8%) | 21 (67.7%) | 23 (24.7%) | Female | - | 10 (22.2%) | 10 (32.3%) | 70 (75.3%) |
| Educational status | No education | 1 (5.9%) | 2 (4.4%) | 1 (3.2%) | 6 (6.5%) | Primary education | 3 (17.6%) | 14 (31.1%) | 6 (19.4%) | 35 (37.6%) | Secondary education | 10 (58.8%) | 19 (42.2%) | 12 (38.7%) | 44 (47.3%) | Tertiary education | 3 (17.6%) | 10 (22.2%) | 12 (38.7%) | 8 (8.6%) |
| Marital status | Single | 6 (35.3%) | 7 (15.6%) | 12 (38.7%) | 11 (11.8%) | Married | 11 (64.7%) | 37 (82.2%) | 21 (67.7%) | 82 (88.2%) | Widow/widower | - | 1 (2.2%) | - | - |
| Religion | Christianity | 3 (17.6%) | 21 (46.7%) | 15 (48.4%) | 55 (59.1%) | Islam | 14 (82.4%) | 24 (53.3%) | 13 (41.9%) | 38 (40.9%) | Traditional | - | - | 2 (6.4%) | - | No religion | - | - | 1 (3.2%) | - |
| State of origin
| Abia | - | - | 1 (3.2%) | 1 (1.1%) | Benue | - | 1 (2.2%) | - | - | Cross Rivers | - | 1 (2.2%) | - | - | Delta | - | 1 (2.2%) | - | 1 (1.1%) | Edo | 1 (5.9%) | - | - | 3 (3.2%) | Ekiti | - | - | 2 (6.5%) | 4 (4.3%) | Kogi | - | - | - | 1 (1.1%) | Kwara | 1 (5.9%) | 1 (2.2%) | 1 (3.2%) | - | Lagos | - | 1 (2.2%) | - | - | Ogun | - | 3 (6.7%) | 8 (25.8%) | 15 (16.1%) | Ondo | - | 2 (4.4%) | - | 7 (7.5%) | Osun | 4 (23.5%) | 9 (20.0%) | 3 (9.7%) | 10 (10.8%) | Oyo | 11 (64.7%) | 26 (57.8%) | 16 (51.6%) | 51 (54.8%) |
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