TABLE 1.
Characteristics of Study Subjects
| Subject | Sex/age (years) |
Race/ Ethnicity |
Diagnosis | PRISM III | A/PA lung regions Δ% (Pre, Post in mm2) |
PIP Δ% (Pre, Post in cmH2O) |
PaO2/FiO2 Δ% (Pre, Post) |
OI Δ% (Pre, Post) |
PaCO2 Δ% (Pre, Post in mmHg) |
Ventilator-free days |
Outcome |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | M/0.5 | NA/L | Pneumonia | 3 | 9 (5944, 6480) | −12 (36, 32) | 72 (103, 177) | −26 (15, 11) | −5 (79, 75) | 19 | S |
| 2 | F/0.1 | NA/L | Cardiopulmonary bypass surgery | 4 | 6 (4208, 4465) | −15 (27, 23) | 14 (58, 66) | −12 (28, 24) | 2 (47, 48) | 22 | S |
| 3 | F/15 | W/non-L | Septic shock | 15 | 31 (7765, 10172) | −18 (40, 33) | 99 (98, 195) | −39 (19, 12) | −9 (55, 50) | 12 | S |
| 4 | M/1.2 | NA/L | Septic shock | 15 | 72 (6578, 11343) | −20 (36, 29) | 8 (304, 327) | 30 (5, 6) | −9 (35, 32) | 23 | S |
| 5 | M/14 | W/non-L | Pneumonia | 11 | 47 (7227, 10629) | 6 (31, 33) | 7 (90, 96) | 17 (18, 21) | −6 (53, 50) | 0 | D |
| 6 | M/2.5 | NA/L | Near-drowning | 42 | 3 (4886, 4968) | 13 (41, 36) | 15 (65, 75) | −3 (25, 24) | 41 (70, 99) | 17 | S |
Sex: male (M), female (F); Race/Ethnicity: native American (NA); latino (L), non-latino (non-L); white (W); PRISM III: pediatric risk of mortality III; A/PA lung regions: aerated and poorly aerated lung regions; PIP: peak inspiratory pressure; PaO2/FiO2: ratio of partial pressure of arterial oxygen over fraction of inspired oxygen; OI: oxygenation index; PaCO2: partial pressure of arterial carbon dioxide; Δ%: Post-RM − Pre-RM/Pre-RM; (pre, post): pre-recruitment maneuver, post-recruitment maneuver; Outcome at intensive care unit discharge: death (D), survive (S).