Table 2 Comparison of outcomes between ET, IMT and LT by grouping criteria II (ET ≤ 7d; 7d < IMT ≤ 14d; LT > 14d)
The timing of tracheostomy after intubation | Discharge Status, % | Length of stay, median (IQR) | Time receiving MV, median (IQR) | |||
|---|---|---|---|---|---|---|
Death/Poor/Good | In-hospital | ICU | Total | Before TT | After TT | |
Grouping Criteria II (ET: ≤ 7d, IMT: 7 < d ≤ 14, LT: > 14d) | ||||||
 Included patients, n = 1884 | ||||||
  ET (n = 838) | 1.4 / 10.7 / 87.8 | 21(16–30) | 20(15–28) | 8(5–12.25) | 5(3–6) | 3(1–8) |
  IMT (n = 710) | 1.5 / 14.9 / 83.5 | 29(22–41) | 27(20–39) | 15(11–23) | 10(8–12) | 4(1–13) |
  LT (n = 336) | 6.8 / 15.8 / 77.4 | 43(33–65) | 41(31–60.5) | 28(20–41) | 18(15–23) | 9(3–20) |
  P-value |  < 0.05 |  < 0.001 |  < 0.001 |  < 0.001 |  < 0.001 |  < 0.001 |
 Sub-population analysis | ||||||
  Neurogenic injury, n = 1246 | ||||||
   ET (n = 579) | 1.6 / 9.5 / 88.9 | 21(16–28) | 19(15–17) | 8(5–12) | 5(3–6) | 3(1–7) |
   IMT (n = 475) | 0.4 / 11.2 / 88.4 | 28(21–37) | 26(20–35) | 14(11–21) | 10(8–11) | 4(1–11) |
   LT (n = 192) | 1.6 / 13 / 85.4 | 40(29–57) | 25(18–38) | 25(18–38) | 17(15–21) | 7(2–15) |
  Trauma, n = 308 | ||||||
   ET (n = 148) | 0.7 / 7.4 / 91.9 | 22(17–32) | 21(15–31) | 8(6–12) | 5(4–6) | 3(1–6.75) |
   IMT (n = 126) | 1.6 / 23.8 / 74.6 | 27(21–40) | 27(19–40) | 16(11–21) | 9(8–11) | 4.5(2–11) |
   LT (n = 34) | 8.8 / 14.7 / 76.5 | 40(31–56) | 40(30–56) | 28(19–40.5) | 18.75(15–22.5) | 6.5(2–20) |
  Respiratory disease, n = 85 | ||||||
   ET (n = 20) | 5.0 / 45 / 50 | 30.5(13–48.5) | 26(13–48) | 14(6–30) | 4(2–6) | 9.5(3–23) |
   IMT (n = 26) | 11.5 / 30.8 / 57.7 | 44.5(31–60) | 41(23–51) | 22.5(16.5–41) | 12(9–13) | 11.5(5–29.5) |
   LT (n = 39) | 17.9 / 20.5 / 61.5 | 56(36–81) | 50(33–73) | 31(22–51) | 19(16–26) | 11(5–29) |
  Cardiovascular disease, n = 51 | ||||||
   ET (n = 26) | 0 / 26.9 / 73.1 | 24(18–35) | 21(16.5–28) | 9.5(7–22) | 5(4–7) | 4.5(2–15) |
   IMT (n = 13) | 7.7 / 7.7 / 84.6 | 49(25–58) | 28(23–57) | 18(12.5–33) | 9(9–12) | 12(1–22.5) |
   LT (n = 12) | 16.7 / 8.3 / 75 | 54.5(43.5–73) | 44(35–58) | 36(23–48) | 17.5(13–26.5) | 13.5(10–22.5) |
  Coma, n = 28 | ||||||
   ET (n = 15) | 0 / 13.3 / 86.7 | 29(18–34) | 29(18–34) | 8(5–13) | 5(3–6) | 3(1–7) |
   IMT (n = 8) | 0 / 25 / 75 | 42.5(38–68) | 42.5(38–66) | 31.5(15.5–37) | 10(9–11) | 20.5(5–26) |
   LT (n = 5) | 0 / 20 / 80 | 56(39–79.5) | 56(39–79) | 35(23.5–58) | 16(14–28) | 14(5–37) |
  Neuromuscular disease, n = 33 | ||||||
   ET (n = 7) | 0 / 28.6 / 71.4 | 27(13–51) | 27(10–51) | 10(6–34) | 5(4–6) | 5(2–30) |
   IMT (n = 15) | 0 / 20 / 80 | 50(35–59) | 50(26–58) | 25(18–53) | 11(10–12) | 14(6–41) |
   LT (n = 11) | 9.1 / 18.2 / 72.7 | 71(64–82) | 67(53–81) | 53(32–71) | 21(18–27) | 21(14–41) |
  Digestive disorder, n = 53 | ||||||
   ET (n = 9) | 0 / 33.3 / 66.7 | 28(20–39.5) | 23(15.5–27.5) | 14(6.5–16) | 6(3–6) | 9(1–10.5) |
   IMT (n = 19) | 15.8 / 26.3 / 57.9 | 30(22–45) | 25(21–41) | 20(13–26) | 9(8–12) | 10(2–16) |
   LT (n = 25) | 24 / 24 / 52 | 51(40.5–79.5) | 43(32–73) | 32(24.5–44.5) | 18(15.5–23) | 13(5–20) |
  Others, n = 80 | ||||||
   ET (n = 34) | 2.9 / 2.9 / 94.1 | 29.5(19–41) | 23.5(17.5–35) | 6(4–10) | 4(1–5) | 2(1–5) |
   IMT (n = 28) | 0 / 14.3 / 85.7 | 35.5(27–57.5) | 30(21–52) | 18.5(11–26) | 10(8–12) | 7.5(1–15) |
   LT (n = 18) | 5.6 / 27.8 / 66.7 | 52.5(38–66) | 44.5(36.5–64) | 34.5(25–38) | 21.5(18.5–27.5) | 9.5(3–20.5) |