Skip to main content

Table 1 Continuous variables tested in patients with and without SSI

From: Incidence and predictors of surgical site infection after ORIF in calcaneus fractures, a retrospective cohort study

Variables

Patients with SSI (mean, median, range) (n = 66)

Patients without SSI (mean, median, range) (n = 615)

P value

Age (years)

41.4, 39 (18–66)

42.5, 43 (18–74)

0.43910

Hospital stay (days)

31.0, 21.5 (7–263)

16.3, 15 (4–76)

0.00701**

Preoperative stay (days)

5.7, 5 (0–27)

5.7, 5 (0–37)

0.97616

Operation duration (min)

117.4, 120 (35–250)

106.7, 95 (30–335)

0.05639

Intraoperative blood loss (ml)

155.6, 100 (10–1000)

122.2, 100 (10–800)

0.01501*

Lengths of incision (cm)

9.2, 8.5 (0.5–20)

9.0, 10 (0.5–27)

0.76514

Intraoperative temperature (°C)

35.8, 36.2 (34.8–36.9)

36.3, 36.2 (35.1–37.2)

0.03728*

  1. Significant Variables (*P < 0.05; **P < 0.01; ****P < 0.0001)