Table 3 Cumulative survival risks by observation time
Classification | Time (month) | n.riska | Event | CSR | p-value | 95% CI | |
|---|---|---|---|---|---|---|---|
Total | 12 | 366 | 4 | 0.989 | – | (0.979 | 1.000) |
36 | 289 | 1 | 0.986 | (0.975 | 0.998) | ||
60 | 142 | 0 | 0.986 | (0.975 | 0.998) | ||
72 | 97 | 1 | 0.978 | (0.957 | 0.999) | ||
84 | 41 | 0 | 0.978 | (0.957 | 0.999) | ||
Loading type | |||||||
 Immediate | 12 | 157 | 2 | 0.987 | 0.72 | (0.970 | 1.000) |
36 | 122 | 0 | 0.987 | (0.970 | 1.000) | ||
60 | 64 | 0 | 0.987 | (0.970 | 1.000) | ||
72 | 44 | 1 | 0.968 | (0.928 | 1.000) | ||
84 | 19 | 0 | 0.968 | (0.928 | 1.000) | ||
 Delayed | 12 | 209 | 2 | 0.991 | (0.978 | 1.000) | |
36 | 167 | 1 | 0.986 | (0.970 | 1.000) | ||
60 | 78 | 0 | 0.986 | (0.970 | 1.000) | ||
72 | 53 | 0 | 0.986 | (0.970 | 1.000) | ||
84 | 22 | 0 | 0.986 | (0.970 | 1.000) | ||
Implant length | |||||||
  < 12 mm | 12 | 38 | 0 | 1.000 | >  0.01 | (1.000 | 1.000) |
36 | 33 | 0 | 1.000 | (1.000 | 1.000) | ||
60 | 21 | 0 | 1.000 | (1.000 | 1.000) | ||
72 | 20 | 0 | 1.000 | (1.000 | 1.000) | ||
84 | 12 | 0 | 1.000 | (1.000 | 1.000) | ||
 10–12 mm | 12 | 103 | 0 | 1.000 | (1.000 | 1.000) | |
36 | 87 | 1 | 0.990 | (0.972 | 1.000) | ||
60 | 50 | 0 | 0.990 | (0.972 | 1.000) | ||
72 | 33 | 0 | 0.990 | (0.972 | 1.000) | ||
84 | 13 | 0 | 0.990 | (0.972 | 1.000) | ||
  > 10 mm | 12 | 225 | 4 | 0.983 | (0.966 | 1.000) | |
36 | 169 | 0 | 0.983 | (0.966 | 1.000) | ||
60 | 71 | 0 | 0.983 | (0.966 | 1.000) | ||
72 | 44 | 1 | 0.962 | (0.919 | 1.000) | ||
84 | 16 | 0 | 0.962 | (0.919 | 1.000) | ||