Table 4 Subgroup analysis of PACU transient decrease in oxygen saturation
Subgroup and procedure characteristics | Group A | Group B | Group C | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
SpO2 < 94% | χ2 | P | SpO2 < 94% | χ2 | P | SpO2 < 94% | χ2 | P | ||
Age (n, %) | 0-5 | 4 (16.7) | 9.335 | 0.009 | 2 (11.1) | 9.016 | 0.011 | 0 | 1.508 | 0.600 |
6-10 | 9 (30.0) | 4 (6.3) | 5 (7.4) | |||||||
11-14 | 10 (62.5) | 11 (26.8) | 1 (2.1) | |||||||
Temperature (n, %) | < 38℃ | 4 (33.3) | 9.213 | 0.007 | 0 | 9.481 | 0.005 | 0 | 3.076 | 0.187 |
38-40℃ | 13 (25.5) | 13 (13.4) | 4 (4.4) | |||||||
> 40℃ | 6 (85.7) | 4 (50.0) | 2 (14.3) | |||||||
Respiratory symptom (n, %) | Yes | 18 (62.1) | 19.151 | < 0.001 | 16 (25.8) | 15.077 | < 0.001 | 6 (8.6) | 4.864 | 0.035 |
No | 5 (12.2) | 1 (1.6) | 0 | |||||||
Disease course (n, %) | < 3 days | 5 (11.6) | 24.054 | < 0.001 | 3 (4.7) | 18.038 | < 0.001 | 1 (1.3) | 6.442 | 0.027 |
3–7 days | 10 (58.8) | 5 (13.5) | 3 (12.0) | |||||||
> 7 days | 8 (80.0) | 9 (40.9) | 2 (10.0) | |||||||
Treatment (n, %) | Housebound | 19 (29.7) | 3.400 | 0.065 | 16 (13.4) | 2.649 | 0.453 | 6 (5.2) | 0.493 | 1.000 |
Emergency visit | 4 (66.7) | 1 (50.0) | 0 | |||||||
Hospital admission | 0 | 0 | 0 | |||||||