Bacterial Profile and Antibiotic Resistance in Patients with Diabetic Foot Ulcer in Guangzhou, Southern China: Focus on the Differences among Different Wagner’s Grades, IDSA/IWGDF Grades, and Ulcer Types
Table 2
Distribution of bacteria of DFIs of varying Wagner’s grades, IDSA/IWGDF grades, and DFU types.
Classification (n)a
Gram-positive coccus n (%)
Gram-negative bacilli n (%)
Staphylococcus aureus
CNS
Streptococcus
Enterococcus
Enterobacteriaceae
Acinetobacter
Pseudomonas aeruginosa
Other non-Enterobacters
DFU type
NFU (10)
2 (20.0)
2 (20.0)
1 (10.0)
1 (10.0)
4 (40.0)
0
0
0
IFU (94)
21 (22.3)
14 (14.9)
6 (6.4)
8 (8.5)
30 (31.9)
3 (3.0)
9 (9.6)
3 (3.2)
N-IFU (103)
16 (15.5)
7 (6.8)
7 (6.8)
10 (9.7)
48 (46.6)
5 (4.9)
7 (6.8)
3 (2.9)
Wagner’s grades
Grade 1 (11)
5 (45.5)
1 (9.1)
0
1 (9.1)
4 (36.4)
0
0
0
Grade 2 (68)
10 (14.7)
12 (17.6)
6 (8.8)
8 (11.7)
27 (39.4)
0
4 (5.9)
1 (1.4)
Grade 3 (71)
14 (19.7)
7 (9.8)
6 (8.5)
6 (8.5)
28 (39.4)
3 (4.2)
5 (7.0)
2 (2.8)
Grade 4 (57)
10 (17.5)
3 (5.3)
2 (3.5)
4 (7.0)
23 (40.3)
5 (8.7)
7 (12.3)
3 (5.3)
IWGDF grades
Grade 1 (1)
0
1 (100.0)
0
0
0
0
0
0
Grade 2 (104)
22 (21.2)
15 (14.4)
5 (4.8)
10 (9.6)
42 (40.4)
3 (2.8)
5 (4.8)
2 (1.9)
Grade 3 (87)
14 (16.1)
7 (8.0)
8 (9.2)
8 (9.2)
35 (40.2)
4 (4.6)
8 (9.2)
3 (3.4)
Grade 4 (15)
3 (20.0)
0
1 (6.7)
1 (6.7)
5 (33.3)
1 (6.7)
3 (20.0)
1 (6.7da)
aThe numbers of the pathogens isolated; CNS: coagulase negative staphylococcus, mainly including Staphylococcus epidermidis and Staphylococcus haemolyticus; Streptococcus, including Streptococcus agalactiae and Group G Streptococcus; Enterobacteriaceae, mainly including Escherichia coli, Enterobacter cloacae, Klebsiella pneumonia, and Proteus; Acinetobacter, mainly Acinetobacter baumanii; other non-Enterobacters, mainly including Enterobacter cloacae and Stenotrophomonasmaltophilia.