Table 2.
Patient characteristics: mean age at diagnosis, median years of follow-up and observed (all-cause) survival and loss to follow-up
| Country | Registry | Mean age at diagnosis (SD), years | No. of cases included | Year 1 | Year 2 and 3 | Year 4 and 5 | Median follow-up time (IQR), years | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No of deaths (%)2 | LFU (%)2 | Observed 1-year survival % (95% CI) | No of deaths (%)2 | LFU (%)2 | Observed 3-year survival % (95% CI) | No of deaths (%)2 | Observed 5-year survival % (95% CI) | |||||
| Benin | Cotonou1 | 69.5 (9.8) | 43 | 8 (19) | 21 (49) | 72 (57–91) | 9 (64) | 0 (0) | 26 (12–54) | – | – | 0.56 (1.68) |
| Côte d'Ivoire | Abidjan | 68.0 (9.8) | 127 | 20 (16) | 46 (36) | 78 (70–87) | 30 (49) | 5 (8) | 37 (28–50) | 5 (19) | 30 (21–43) | 0.79 (2.43) |
| Ethiopia | Addis Ababa1 | 67.7 (9.9) | 45 | 17 (38) | 3 (7) | 60 (47–77) | 11 (44) | 7 (28) | 29 (17–49) | – | – | 1.11 (2.08) |
| Kenya | Eldoret | 74.2 (9.8) | 23 | 2 (9) | 6 (26) | 89 (75–100) | 7 (47) | 0 (0) | 47 (29–78) | 2 (25) | 36 (19–67) | 1.37 (3.14) |
| Nairobi | 67.4 (10.0) | 134 | 18 (13) | 41 (31) | 83 (76–90) | 11 (15) | 14 (19) | 69 (60–79) | 7 (14) | 58 (48–70) | 1.52 (4.34) | |
| Mauritius | Mauritius | 71.5 (9.7) | 331 | 73 (22) | 0 (0) | 78 (74–83) | 73 (29) | 0 (0) | 56 (50–61) | 30 (17) | 46 (41–52) | 4.08 (3.83) |
| Namibia | Namibia | 66.5 (9.1) | 35 | 5 (14) | 3 (9) | 85 (73–98) | 4 (15) | 6 (22) | 70 (56–89) | 1 (6) | 66 (51–86) | 2.84 (3.88) |
| Seychelles | Seychelles | 70.8 (8.4) | 119 | 21 (18) | 0 (0) | 82 (76–89) | 29 (30) | 3 (3) | 58 (49–67) | 17 (26) | 41 (33–52) | 3.34 (3.49) |
| South Africa | Eastern Cape | 72.0 (10.1) | 201 | 73 (36) | 29 (14) | 60 (54–68) | 32 (32) | 23 (23) | 37 (30–46) | 10 (23) | 28 (21–37) | 1.00 (2.64) |
| Uganda | Kampala | 69.5 (9.0) | 115 | 34 (30) | 18 (16) | 66 (57–76) | 19 (31) | 8 (13) | 44 (35–56) | 5 (14) | 38 (29–49) | 1.25 (3.78) |
| Zimbabwe | Bulawayo1 | 74.4 (8.1) | 50 | 24 (48) | 14 (28) | 37 (24–56) | 7 (58) | 4 (33) | 11 (4–34) | – | – | 0.15 (0.91) |
| Harare (black) | 71.4 (9.7) | 149 | 50 (34) | 3 (2) | 66 (59–74) | 26 (27) | 1 (1) | 47 (40–56) | 14 (21) | 36 (29–45) | 2.54 (4.25) | |
| Harare (white) | 73.1 (8.3) | 41 | 11 (27) | 2 (5) | 72 (59–87) | 4 (14) | 3 (11) | 61 (47–79) | 4 (19) | 49 (35–69) | 3.34 (4.06) | |
| Total | Total | 70.5 (9.7) | 1406 | 355 (25) | 186 (13) | 72.1 (69.6–74.6) | 262 (30) | 74 (9) | 49.2 (46.4–52.1) | 96 (18) | 39.1 (36.3–42.2) | 1.78 (4.03) |
CI confidence interval, IQR interquartile range, LFU loss to follow-up, SD standard deviation
1Registries without a potential of 5-year follow-up
2Percentages refer to the number at risk at the beginning of the time intervals of observation