Table 3. Types of keywords observed in period 1 (1973-2009) and period 2 (2010-2019).
| Period 2 (2010 – 2019) | ||||
|---|---|---|---|---|
| Author keywords (DE) | Articles | Keywords-
Plus (ID) |
Articles | |
| 1 | Colistin resistance | 232 | Colistin | 1834 |
| 2 | Colistin | 213 | Antibiotic resistance | 895 |
| 3 | mcr-1 | 196 | Escherichia coli | 802 |
| 4 | Escherichia coli | 85 | Nonhuman | 769 |
| 5 | Klebsiella pneumoniae | 80 | Bacterial | 756 |
| 6 | Acinetobacter baumannii | 63 | Article | 689 |
| 7 | Antibiotic resistance | 59 | Klebsiella pneumoniae | 598 |
| 8 | Antimicrobial resistance | 52 | Human | 597 |
| 9 | Enterobacteriaceae | 51 | Drug resistance | 583 |
| 10 | Resistance | 45 | Anti bacterial agents | 527 |
| Period 1 (1973 – 2009) | ||||
| 1 | Colistin | 12 | Colistin | 56 |
| 2 | Acinetobacter baumannii | 5 | Article | 28 |
| 3 | Cystic fibrosis | 4 | Antibiotic resistance | 26 |
| 4 | Resistance | 4 | Drug resistance | 26 |
| 5 | Colistin resistance | 3 | Acinetobacter baumannii | 24 |
| 6 | Polymyxin | 3 | Bacterial | 22 |
| 7 | Pseudomonas aeruginosa | 3 | Nonhuman | 21 |
| 8 | Acinetobacter | 2 | Anti bacterial agents | 19 |
| 9 | Antibiotic resistance | 2 | Pseudomonas aeruginosa | 18 |
| 10 | Etest | 2 | Humans | 16 |