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Table 2 Comparison of characteristics and outcomes between respondents and non-respondents

From: Quality of life after carotid endarterectomy

Variable

Respondents

(n = 43)

Non-respondents

(n = 16)

p value

Age in years, median (P25–75)

68 (60–75)

71 (59–77)

0.585b

Sex, n (%)

  

0.589a

   Male

33 (77)

12 (75)

 

   Female

10(23)

4 (25)

 

BMI (Kg/m2), median (P25–P75)

26 (24–28)

25 (24–29)

0.809b

Duration of anesthesia (min.) median (P25–P75)

150 (120–180)

178 (150–206)

0.286b

General anesthesia/Regional anesthesia

16/27

6/10

0.606a

Total RCRI, median (P25–P75)

1 (1–2)

2 (1–2)

0.173b

Temperature at admission

35.77 ± 0.85

36.08 ± 0.67

0.276b

Troponin I at admission

0.02 ± 0.02

0.03 ± 0.03

0.278b

High-risk patients, n (%)

8 (19)

5 (31)

0.241a

Hypertension, n (%)

41 (95)

15 (94)

0.620a

Ischemic heart disease, n (%)

28 (65)

10(63)

0.595a

Congestive heart disease, n (%)

3 (7)

1(6)

0.705a

Cerebrovascular disease, n (%)

19 (44)

13(81)

0.011a

Insulin therapy for diabetes, n (%)

1 (2)

1(6)

0.472a

Preoperative serum creatinine > 2 mg/dl, n (%)

1(2)

0 (0)

0.729a

Hyperlipidemia, n (%)

36(84)

13(81)

0.549a

Dependency in I-ADL, n (%)

5 (12)

1(6)

0.477a

Dependency in P-ADL, n (%)

11(26)

3(19)

0.431a

Previous Katz, mean (SD)

0.26 ± 0.82

0.13 ± 0.5

0.548b

Previous Lawton, mean (SD)

5.91 ± 2.20

6.50 ± 1.16

0.493b

SAPS II, median (P25–75)

17 (12 – 20)

16 (12 – 22)

0.986b

APACHE II, median (P25–P75)

7 (6–9)

8 (6–11)

0.945b

Hours of ICU length of stay, median (P25–75)

20 (16–22)

20 (16–22)

0.797b

Days of hospital length of stay, median (P25–P75)

5 (4–7)

6 (5–8)

0.150b

  1. a Pearson χ2. b Mann-Whitney test.
  2. There were no significant differences after controlling for multiple comparisons
  3. BMI, Body Mass Index; RCRI, Revised Cardiac Risk Index; I-ADL, Instrumental Activities of Daily Living; P-ADL, Personal Activities of Daily Living; SAPS II, Simplified Acute Physiology Score, PACU, Post Anesthesia Care Unit; P25 and P75 are the 25th and 75th percentiles.