Skip to main content

Table 1 Epidemiological characteristics of the STI reported confirmed cases during the different study periodsa in Catalonia, August 1st 2017 to August 1st 2020

From: The impact of the COVID-19 pandemic on Sexually Transmitted Infections surveillance data: incidence drop or artefact?

  Total Pre-lockdown Lockdown De-escalation Phases New Normality
Number of reported cases N = 45,181 N = 41,802 N = 997 N = 1266 N = 1116
Days,n°reported cases/days 1096 41.2 954 43.8 45 22.2 54 23.4 40 27.9
  N % N % N % N % N %
STI
 Chlamydia 23,095 51.1 21,463 51.3 472 47.3 611 48.3 549 49.1
 Gonorrhoea 14,406 31.9 13,340 31.9 329 33.0 398 31.4 339 30.3
  LGVb 815 1.8 723 1.7 28 2.8 29 2.3 35 3.1
 Syphilis 6865 15.2 6276 15.0 168 16.9 228 18.0 193 17.3
Sex
 Females 17,860 39.5 16,679 39.9 340 34.1 453 35.8 388 34.7
 Males 27,321 60.5 25,123 60.1 657 65.9 813 64.2 728 65.2
Age (mean, SDc) 31.7 11.1 31.7 11.1 31.9 10.6 32.5 11.9 32.3 11.4
Age group
  < 20 5776 12.8 5384 12.9 113 11.3 154 12.2 125 11.2
 20 to 29 17,334 38.4 16,052 38.4 376 37.7 477 37.7 429 38.4
 30 to 39 12,076 26.7 11,180 26.7 282 28.3 321 25.4 293 26.3
 40 to 49 6702 14.8 6177 14.8 155 15.5 198 15.6 172 15.4
 50 to 59 2334 5.20 2124 5.1 56 5.6 83 6.6 71 6.4
  ≥ 60 959 2.1 885 2.1 15 1.5 33 2.6 26 2.3
Deprivation index
 First quintile 11,221 24.8 10,288 24.6 286 28.70 344 27.20 303 27.2
 Second quintile 8133 18.0 7436 17.8 214 21.50 240 19.00 243 21.8
 Third quintile 5329 11.8 4915 11.8 135 13.50 155 12.20 124 11.1
 Fourth quintile 6150 13.6 5717 13.7 106 10.60 193 15.20 134 12.0
 Fifth quintile 8246 18.3 7618 18.2 185 18.60 236 18.60 207 18.5
 Missing 6102 13.5 5828 13.9 71 7.10 98 7.70 105 9.4
Country of birth
 Spain 13,861 30.7 13,316 31.9 136 13.6 207 16.4 202 18.1
 Others 4913 10.9 4785 11.4 24 2.4 56 4.4 48 4.3
 Missing 26,407 58.4 23,701 56.7 837 84.0 1003 79.2 866 77.6
Reinfeccion
 No 39,619 87.7 36,893 88.3 838 84.1 1019 80.5 869 77.9
 Yes 5562 12.3 4909 11.7 159 15.9 247 19.5 247 22.1
HIV status
 Negative 42,809 94.8 39,628 94.8 937 94.0 1196 94.5 1048 93.9
 Positive 2372 5.2 2174 5.2 60 6.0 70 5.5 68 6.1
  1. aPre-lockdown: from August 1st 2017 to March 12th 2020, lockdown: from March 13th 2020 to April 27th2020, de-escalation phases: from April 28th 2020 to June 21st 2020, new normality: from June 22nd 2020 to August 1st 2020;
  2. bLGV: Lymphogranuloma venereum;
  3. cSD: Standard deviation