Spinal muscular amyotrophy | Duchenne muscular dystrophy | Cystic fibrosis | Laryngomalacia | Vocal cord paralysis | Central apnoea | |
Mode | PSV/ACV | PSV/ACV | PSV/ACV | PSV/PEEP | PSV/PEEP | PSV/ZEEP |
Elisée 150 | Inappropriate | Inappropriate | Inappropriate | Inappropriate | Inappropriate | Inappropriate |
Eole 3 | Inappropriate | Acceptable ACV# (3) | Appropriate ACV# (3) | NCM | NCM | NCM |
GK 425ST | NCM | NCM | NCM | Inappropriate | Acceptable (1) | NCM |
Harmony 2 | NCM | NCM | NCM | Inappropriate | Acceptable (1) | NCM |
iSleep 22 | NCM | NCM | NCM | Inappropriate | Appropriate (2) | NCM |
KnightStar 330 | NCM | NCM | NCM | Inappropriate | Appropriate (3) | NCM |
Legendair | Inappropriate | Acceptable ACV (2) | Appropriate PSV (1); ACV (3) | Inappropriate | Acceptable (3) | Acceptable (3) |
NEFTIS 2 | Inappropriate | Inappropriate | Inappropriate | Inappropriate | Acceptable (3) | Inappropriate |
Smartair+ | Inappropriate | Inappropriate | Appropriate¶ (1) | Inappropriate | Inappropriate | Acceptable¶ (3) |
Synchrony | NCM | NCM | NCM | Inappropriate | Acceptable (1) | NCM |
Synchrony 2 | NCM | NCM | NCM | Inappropriate | Acceptable (1) | NCM |
Vivo 40 | NCM | NCM | NCM | Inappropriate | Inappropriate | NCM |
VPAP III ST | NCM | NCM | NCM | Inappropriate | Inappropriate | NCM |
VPAP III ST-A | NCM | NCM | NCM | Inappropriate | Acceptable (2) | NCM |
VS Integra | Inappropriate | Inappropriate | Inappropriate | Inappropriate | Appropriate¶ (3) | Inappropriate |
VS Serena | NCM | NCM | NCM | Inappropriate | Appropriate (2) | NCM |
VS Ultra | Inappropriate | Inappropriate | Acceptable PSV¶/ACV+ (3); appropriate PSV+/ACV¶ (3) | Inappropriate | Acceptable¶,+ (3) | Acceptable+ (2) |
The inspiratory trigger was considered appropriate for a trigger time delay (Δt) of ≤100 ms and trigger pressure (ΔP) of ≤ -1.0 cmH2O, acceptable for a Δt of 100–150 ms and ΔP of -1.5–0 cmH2O or a Δt of 0–150 ms and ΔP of -1.5– -1.0 cmH2O, and inappropriate if the ventilator did not detect the inspiratory effort or in the case of autotriggering. The coping of the ventilator with leaks was ranked as follows: 1) relatively insensitive to a leak (no triggering or autotriggering for a leak of ≥40 L·min−1); 2) moderately sensitive to a leak (no triggering or autotriggering for a leak of 10–40 L·min−1); and 3) very sensitive to a leak (no triggering or autotriggering for a leak of ≤10 L·min−1). PSV: pressure-support ventilation; ACV: assisted controlled ventilation; PEEP: positive end-expiratory pressure; ZEEP: zero end-expiratory pressure; NCM: no compatible mode. #: flow trigger; ¶: simple circuit; +: double-circuit pressure trigger.