Table 1 Comparison of clinical data between the hypoxemia group and the non-hypoxemia group [M (P25, P75), cases (%)].

From: Development and validation of a hypoxemia prediction model in middle-aged and elderly outpatients undergoing painless gastroscopy

Variables

Hypoxemia (n = 108)

Non-hypoxemia (n = 876)

P-value

Age/years

63.0 (56.0, 70.0)

60.0 (56.0, 69.0)

0.258

BMI/kg m− 2

25.4 (22.5, 27.7)

22.3 (20.7, 24.5)

0.000

PR/min− 1

74.0 (67.0, 81.0)

73.0 (66.0, 81.0)

0.568

SpO2/%

97.0 (95.0, 98.0)

98.0 (97.0, 100.0)

0.000

EP Mixture/ml

12.0 (12.0, 14.0)

12.0 (10.0, 13.0)

0.000

Operating Time/min

4.0 (3.0, 4.0)

3.0 (2.0, 3.0)

0.000

Sex

  

0.118

 Male

62 (57.4)

433 (49.4)

 

 Female

46 (42.6)

443 (50.6)

 

Hypertension

  

0.013

 Yes

29 (26.9)

150 (17.1)

 

 No

79 (73.1)

726 (82.9)

 

Diabetes

  

0.587

 Yes

10 (9.3)

68 (7.8)

 

 No

98 (90.7)

808 (92.2)

 

Coronary Disease

  

0.002

 Yes

19 (17.6)

73 (8.3)

 

 No

89 (82.4)

803 (91.7)

 

Arrhythmia

  

0.237

 Yes

24 (22.2)

154 (17.6)

 

 No

84 (77.8)

722 (82.4)

 

Cerebral Infarction

  

0.344

 Yes

2 (1.9)

9 (1.1)

 

 No

106 (98.1)

867 (98.9)

 

Asthma

  

1.000

 Yes

2 (1.9)

19 (2.2)

 

 No

106 (98.1)

857 (97.8)

 

COPD

  

0.004

 Yes

12 (11.1)

40 (4.6)

 

 No

96 (88.9)

836 (95.4)

 

Snore

  

0.000

 Yes

63 (58.3)

239 (27.3)

 

 No

45 (41.7)

637 (72.7)

 

Smoke

  

0.004

 Yes

32 (29.6)

157 (17.9)

 

 No

76 (70.4)

719 (82.1)

 

Drink

  

0.000

 Yes

36 (33.3)

154 (17.6)

 

 No

72 (66.7)

722 (82.4)

 

Short Neck

  

0.000

 Yes

66 (61.1)

152 (17.4)

 

 No

42 (38.9)

724 (82.6)

 

Micrognathia

  

0.000

 Yes

45 (41.7)

58 (6.6)

 

 No

63 (58.3)

818 (93.4)

 

ASA Class

  

0.000

 I

8 (7.4)

326 (37.2)

 

 II

67 (62.0)

426 (48.6)

 

 III

33 (30.6)

124 (14.2)

 

Opioids

  

0.000

 Yes

50 (46.3)

147 (16.8)

 

 No

58 (53.7)

729 (83.2)

 

Pharyngeal Irritation

  

0.000

 Yes

56 (51.9)

93 (10.6)

 

 No

52 (48.1)

783 (89.4)

 

Motion

  

0.000

 Yes

21 (19.4)

51 (5.8)

 

 No

87 (80.6)

825 (94.2)

 

Cough

  

0.000

 Yes

34 (31.5)

48 (5.5)

 

 No

74 (69.5)

828 (94.5)

 

Append Anesthetic

  

0.000

 Yes

54 (50.0)

118 (13.5)

 

 No

54 (40.0)

758 (86.5)

 

Biopsy

  

0.000

 Yes

34 (31.5)

128 (14.6)

 

 No

74 (68.5)

748 (85.4)

 
  1. Compared with the control group P<0.05.