Table 5.
Factors (section A) and symptoms (section B), associated with hospitalisation among EVD+ cases
| Section A: factors associated with hospitalisation among EVD+ cases | ||||||
|---|---|---|---|---|---|---|
| Factors | EVD+ hospitalised (n = 303) | EVD+ non-hospitalised (n = 151) | Total (n = 454) | Univariate analysis | Multivariable analysisd | |
| N (%) | N (%) | N | OR (95% CI) | OR (95% CI) | ||
| Gender | Male | 141 (71.6) | 56 (28.4) | 197 | 1.47 (0.99–2.20)c | 1.60 (1.10–2.39)a |
| Female | 162 (63.0) | 95 (37.0) | 257 | 0.67 (0.45–1.01)c | Ref | |
| Age group | <6 year | 11 (44.0) | 14 (56.0) | 25 | 0.37 (0.16–0.82)a | Ref |
| 6–15 years | 36 (69.2) | 16 (30.8) | 52 | 1.14 (0.61–2.12)c | 2.91 (1.06–8.29)b | |
| 16–30 years | 98 (61.3) | 62 (38.8) | 160 | 0.69 (0.46–1.03)c | ||
| >30 years | 158 (72.8) | 59 (27.2) | 217 | 1.70 (1.14–2.53)a | 3.55 (1.48–8.72)a | |
| Chiefdom of residence | Gbonkolenken | 50 (65.8) | 26 (34.2) | 76 | 0.95 (0.56–1.59)c | |
| Kafe Simiria | 2 (40.0) | 3 (60.0) | 5 | 0.32 (0.05–1.98)c | ||
| Kalansogoia | 0 (0.0) | 0 (0.0) | 0 | N.e. | N.e | |
| Kholifa Mabang | 3 (100.0) | 0 (0.0) | 3 | N.e. | N.e. | |
| Kholifa Rowalla | 73 (57.9) | 53 (42.1) | 126 | 0.58 (0.38–0.89)b | Ref | |
| Kunike | 59 (76.6) | 18 (23.49) | 77 | 1.78 (1.04–3.15)b | 2.34 (1.23–4.57)b | |
| Kunike Barina | 2 (33.3) | 4 (66.7) | 6 | 0.24 (0.04–1.34)c | ||
| Malal Mara | 7 (87.5) | 1 (12.5) | 8 | 3.54 (0.43–29.09)c | ||
| Sambaya Bendugu | 0 (0.0) | 0 (0.0) | 0 | N.e. | N.e. | |
| Tane | 33 (64.7) | 18 (35.3) | 51 | 0.90 (0.49–1.66)c | ||
| Yoni | 67 (72.0) | 26 (28.0) | 93 | 1.36 (0.82–2.25)c | 2.06 (1.14–3.79)b | |
| Outside districts | 7 (77.8) | 2 (22.2) | 9 | 1.76 (0.36–8.58)c | ||
| Occupation | Health care worker | 9 (81.8) | 2 (18.2) | 11 | 2.28 (0.48–10.68)c | |
| Other occupation | 294 (66.4) | 149 (33.6) | 443 | 0.43 (0.09–2.06)c | Ref | |
| Contact with EVD | Yes | 290 (68.4) | 134 (31.6) | 424 | 2.83 (1.33–5.99)a | 2.45 (1.12–5.48)b |
| No | 13 (43.3) | 17 (56.7) | 30 | 0.35 (0.16–0.748)a | Ref | |
| Funeral attendance | Yes | 29 (64.4) | 16 (35.6) | 45 | 0.89 (0.46–1.70)c | |
| No | 274 (67.0) | 135 (33.0) | 409 | 1.12 (0.58–2.13)c | Ref | |
Univariate (row χ2) and multivariable analyses (EVD+ hospitalised vs. EVD+ non-hospitalised). Tonkolili district, Sierra Leone, 1 July 2014–30 June 2015 (n = 454).
EVD+, Ebola laboratory-confirmed cases; OR, odds ratio; N.e., not estimable; Ref, reference value.
a
P < 0.01.
b
P < 0.05.
c
P > 0.05.
d
Stepwise backward elimination at 10% level (only significant variables listed).