Table 4.
Factors associated with publishing in a journal with an impact factor
| Factors | n | n (%) | Univariate model |
Multivariate final model |
||
|---|---|---|---|---|---|---|
| Crude odds ratio (95% CI) | P | Adjusted odds ratio (95% CI) | P | |||
| First continent of the author | ||||||
| Outside of Africa | 91 | 56 (61.5) | 1 | |||
| Africa | 1209 | 436 (36.1) | 0.35 (0.23–0.55) | <0.0001 | 1.13 (0.54–2.33) | 0.750 |
| Types of papers | ||||||
| Others | 275 | 78 (28.4) | 1 | |||
| Original articles | 1051 | 417 (39.7) | 1.66 (1.25–2.23) | <0.0001 | ||
| Continent of the journal | ||||||
| Outside of Africa | 542 | 127 (67.9) | 1 | |||
| Africa | 782 | 368 (16.2) | 0.09 (0.07–0.12) | <0.0001 | 0.08 (0.06–0.11) | <0.0001 |
| Scope of the journal | ||||||
| Others | 904 | 300 (33.2) | 1 | |||
| Specific to nephrology/urology | 422 | 195 (46.2) | 1.73 (1.37–2.19) | <0.0001 | ||
| Country level of income | ||||||
| Low- and low-middle | 1044 | 327 (31.2) | 1 | |||
| Upper-middle and high | 255 | 165 (64.7) | 4.02 (3.01–5.36) | <0.0001 | 3.59 (2.12–6.08) | <0.0001 |
| Country level of HDI | ||||||
| Low and medium | 1139 | 403 (35.4) | 1 | |||
| High and very high | 160 | 89 (55.6) | 2.29 (1.64–3.20) | <0.0001 | ||
| Level of literacy | ||||||
| By increase of 10% | 1.03 (1.03–1.04) | <0.0001 | 1.01 (1.01–1.03) | 0.004 | ||
| Number of physicians by 100,000 people | ||||||
| By increase of 0.25 | 2.17 (1.59–2.95) | <0.0001 | 0.60 (0.37–0.98) | 0.042 | ||
| Year of publication | ||||||
| ≤2000 | 141 | 68 (48.2) | 1 | |||
| 2000–2009 | 370 | 140 (37.8) | 0.65 (0.44–0.97) | |||
| 2010–2017 | 815 | 287 (35.2) | 0.58 (0.41–0.84) | 0.013 | ||
| Number of authors | ||||||
| By increase of 3 | 1.13 (1.09–1.18) | <0.0001 | 1.11 (1.05–1.17) | 0.0004 | ||
| Number of inhabitants in the country | ||||||
| ≤50 × 106 | 443 | 141 (31.8) | 1 | |||
| >50 × 106 | 856 | 351 (41.0) | 1.49 (1.17–1.90) | 0.001 | 2.55 (1.82–3.57) | <0.0001 |