Open Access

Nasopharyngeal carriage of Streptococcus pneumoniae and serotypes indentified among nursing home residents in comparison to the elderly and patients younger than 65 years living in domestic environment


Cite

Characteristics of participants with negative swab results in two consecutive years.

Nursing home residentsElderly domestic environmentAdults <65 years
First yearSecond yearFirst yearSecond yearFirst yearSecond year
Influenza vaccinationaYes50 (33.6%)

p<0.05 – see discussion

23 (18.1%)31 (20.8%)20 (19.4%)2 (5.6%)2 (6.4%)
No99 (66.4%)63 (49.6%)118 (79.2%)56 (54.4%)34 (94.4%)

p<0.05 – see discussion

28 (90.3%)
Unknown/41 (32.3%)/27 (26.2%)/1 (3.3%)
Pneumococcal vaccinationbYes4 (2.7%)4 (3.1%)9 (6%)8 (7.8%)0/
No145 (97.3%)123 (96.9%)139 (93.3%)94 (91.2%)36 (100%)31 (100%)
Unknown//1 (0.7%)1 (1%)//
Antibiotics 3 monthsYes43 (28.9%)

p<0.05 – see discussion

37 (29.1%)19 (12.8%)

p<0.05 – see discussion

12 (11.7%)5 (13.9%)4 (12.9%)
prior to swabNo106 (71.1%)90 (70.9%)130 (87.2%)91 (88.3%)31 (86.1%)27 (87.1%)
Unknown//////
Preschool children contactsYes29 (19.5%)26 (20.5%)38 (25.5%)28 (27.2%)14 (38.9%)12 (38.7%)
No119 (79.9%)100 (78.7%)111 (74.5%)75 (72.8%)22 (61.1%)19 (61.3%)
Unknown1 (0.6%)1 (0.8%)////
Corticosteroid treatmentcYes9 (6%)6 (4.7%)6 (4%)4 (3.9%)0/
No140 (94%)121 (95.3%)143 (96%)99 (96.1%)36 (100%)31 (100%)
Unknown//////
1 chronic illnessYes38 (25.5%)35 (27.6%)64 (43%)43 (41.7%)11 (30.6%)10 (32.3%)
2 chronic IllnessesYes50 (33.6%)42 (33.1%)43 (28.9%)28 (27.2%)5 (13.9%)4 (12.9%)
≥ 3 chronic illnessesYes47 (31.6%)

p<0.05 – see discussion

38 (29.9%)21 (14.1%)14 (13.6%)4 (11.1%)3 (9.7%)
Death after the first yearYes19 (12.8%)

p<0.05 – see discussion

8 (5.4%)1 (2.8%)
No130 (87.2%)141 (94.6%)35 (97.2%)
Second swab refusalYes1 (0.7%)38 (25.6%)

p<0.05 – see discussion

3 (11.2%)
No148 (99.3%)111 (74.4%)32 (88.8%)

Number of positive swabs in different groups in two consecutive years.

Nursing home residentsElderly domestic environmentAdults < 65 years
First year2 (1.3%) n=1511 (0.7%) n=1502 (5.3%) n=38
Second year2 (1.6%) n=1291 (1%) n=1043 (8.8%) n=34

p<0.05

Characteristics of participants with positive swab result and S. pneumoniae serotypes in the first year.

Participant Nr. 1’Participant Nr. 2’Participant Nr. 3’Participant Nr. 4’Participant Nr. 5’Participant Nr. 6’
Age86 years77 years80 years47 years58 years60 years
GenderMaleFemaleFemaleMaleMaleFemale
GroupNursing HomeNursing HomeDomestic EnvironmentAdults <65 yearsAdults <65 yearsAdults <65 years
Influenza vaccination

in the previous season

NoNoNoNoNoNo
Pneumococcal vaccination

in the last 5 years

NoNoNoNoNoNo
Antibiotics 3 months prior to swabNoNoNoNoYesNo
Preschool children contactsNoNoNoNoYesYes
Corticosteroid treatment

in the last month

NoNoNoNoYesNo
1 chronic illness///NoYesNo
2 chronic illnessesYesYesYesNo/No
≥ 3 chronic illnesses///No/No
S. pneumoniae serotype6B9N6A35F18C3
eISSN:
1854-2476
Language:
English
Publication timeframe:
4 times per year
Journal Subjects:
Medicine, Clinical Medicine, Hygiene and Environmental Medicine