Table 7 Single-factor cox analysis
From: Langerhans cell histiocytosis of the jaw: clinical analysis of 68 cases
Variable | Number of observations | Number of events | Rate(1/100 ppl*) | P | HR (95%CI) |
|---|---|---|---|---|---|
Gender | |||||
Male | 50 | 15 | 4.536 | 1.00 (ref) | |
Female | 18 | 1 | 0.746 | 0.058 | 0.14 (0.02–1.07) |
Age of onset | 0.067 | 1.03 (1.00–1.06) | |||
Age of onset | |||||
≤ 10 | 27 | 4 | 1.867 | 1.00 (ref) | |
> 10, ≤ 18 | 7 | 0.994 | 0.00 (0.00–) | ||
> 18 | 34 | 12 | 5.712 | 0.030 | 3.55 (1.13–11.21) |
Position | |||||
SS-s | 49 | 8 | 2.349 | 1.00 (ref) | |
SS-s | 10 | 4 | 5.510 | 0.210 | 2.16 (0.65–7.20) |
SM | 9 | 4 | 7.767 | 0.046 | 3.40 (1.02–11.32) |
Imaging findings | |||||
Alveolar lesion | 7 | 3 | 14.085 | 1.00 (ref) | |
Cyst-like | 17 | 6 | 4.594 | 0.006 | 0.09 (0.02–0.52) |
Osteomyelitis-like | 44 | 7 | 2.238 | < 0.001 | 0.05 (0.01–0.26) |
Soft tissue involvement | |||||
With | 43 | 12 | 3.828 | 1.00 (ref) | |
Without | 25 | 4 | 2.646 | 0.617 | 0.75 (0.24–2.33) |
Treatment method | |||||
SC | 17 | 4 | 3.205 | 1.00 (ref) | |
SR + TF | 11 | 0.992 | 0.00 (0.00–) | ||
C + Chemo/RT | 10 | 2 | 2.320 | 0.752 | 0.76 (0.14–4.16) |
SR + TF + RT/Chemo | 2 | 2 | 11.628 | 0.150 | 3.51 (0.63–19.40) |
B + Chemo | 22 | 6 | 4.249 | 0.519 | 1.52 (0.43–5.40) |
B + Chemo + RT | 6 | 2 | 6.270 | 0.277 | 2.60 (0.46–14.54) |