Global Words - Syntax Analysis


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Box 1. Top 30 Words cited in Abstracts in COVID-19 literature.


Word Frequency
disease 7345
pandemic 5885
health 5666
infection 4904
clinical 4734
respiratory 4438
severe 4260
care 4022
during 3651
risk 3176
treatment 3067
Word Frequency
acute 2968
reserved 2957
virus 2909
study 2642
outbreak 2497
syndrome 2374
novel 2341
published 2241
symptoms 2206
medical 2130
public 2000
Word Frequency
viral 1987
transmission 1958
spread 1951
article 1880
case 1843
control 1797
epidemic 1779
hospital 1764
current 1734
confirmed 1706
pneumonia 1687



Categoric Words - Syntax Analysis


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Box 2. Top 30 Words cited in Abstracts in COVID-19 literature.


Diagnose Frequency Treatment Frequency Epidemiology Frequency Transmission Frequency Clinical* Frequency
disease 953 treatment 2185 disease 541 transmission 1248 disease 3698
diagnosis 755 disease 2067 clinical 431 disease 779 clinical 3362
clinical 750 clinical 1582 infection 407 health 659 pandemic 2955
infection 642 pandemic 1554 health 370 infection 620 health 2522
respiratory 625 infection 1293 epidemiological 319 pandemic 601 infection 2432
pandemic 612 care 1287 respiratory 305 respiratory 517 respiratory 2300
severe 521 severe 1286 severe 293 during 458 severe 2267
treatment 486 respiratory 1178 pandemic 291 virus 452 care 2052
health 453 health 1079 virus 201 care 426 during 1860
symptoms 447 risk 923 symptoms 200 risk 411 risk 1624
diagnostic 437 during 896 transmission 200 severe 346 symptoms 1592
during 386 acute 883 outbreak 198 clinical 335 treatment 1576
acute 381 therapy 722 case 194 measures 308 acute 1530
care 368 virus 676 acute 190 outbreak 303 study 1471
study 328 reserved 662 during 189 spread 289 virus 1370
virus 312 syndrome 661 treatment 181 control 288 reserved 1334
risk 303 study 580 confirmed 179 symptoms 274 syndrome 1190
positive 302 published 566 risk 179 case 272 published 1088
syndrome 298 symptoms 556 syndrome 170 acute 271 viral 1041
chest 267 viral 548 study 169 study 263 studies 1013
testing 266 drugs 532 epidemiology 167 infected 253 medical 996
reserved 265 novel 523 children 161 public 252 outbreak 988
pneumonia 261 current 522 care 160 reserved 239 associated 941
novel 260 management 516 public 160 viral 239 novel 936
hospital 259 potential 516 spread 148 published 236 hospital 908
viral 255 hospital 515 epidemic 144 medical 233 current 890
outbreak 253 cancer 500 characteristics 143 confirmed 231 potential 883
management 251 medical 493 measures 143 syndrome 229 case 863
detection 248 studies 474 reserved 143 healthcare 213 transmission 836
published 243 associated 470 days 142 current 212 management 828

*Clinical, signs and symptoms