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Table 2 Patient characteristics

From: The cost-effectiveness of an outpatient anesthesia consultation clinic before surgery: a matched Hong Kong cohort study

Characteristics Clinic group Conventional group P-value
  (n = 176) (n = 176)  
Age, median (IQR), years 44 (28 to 59) 45 (26 to 59) 0.87
Women, number (%) 63 (35.8) 67 (38.1) 0.68
Education level, number (%)    0.20
No formal education 16 (9.1) 10 (5.7)  
Primary 36 (20.5) 42 (23.9)  
Secondary 74 (42.0) 67 (38.1)  
College 18 (10.2) 14 (7.9)  
University 32 (18.2) 43 (24.4)  
Work status, number (%)    0.54
Student 16 20  
Retired 35 44  
Employed 87 75  
Self-employed 9 9  
Unemployed 7 11  
Housewife 22 17  
Income level (US$ per month)    0.06
<$1,285 103 123  
$1,286 to $3,856 65 44  
>$3,857 7 8  
Magnitude of surgery, number. (%)    0.29
Minor 8 (4.5) 12 (6.8)  
Intermediate 26 (14.8) 21 (11.9)  
Major 48 (27.3) 44 (25.0)  
Ultramajor 94 (53.4) 99 (56.3)  
ASA physical status grade, number (%)    0.15
I 114 (64.8) 105 (59.7)  
II 56 (31.8) 60 (34.0)  
III/IV 6 (3.4) 11 (6.3)  
Duration of anesthesia, mean (SD), minutes 114 (45) 115 (44) 0.88