Baseline characteristics of adults admitted with pneumococcal community-acquired pneumonia during school holiday periods versus term time
| Admission during school holiday | Admission during term time | OR (95% CI) | p-value | |
| Subjects n | 203 | 440 | ||
| Age years | ||||
| 16–49 | 57 (28.1) | 100 (22.7) | Reference | 0.306# |
| 50–64 | 35 (17.2) | 74 (16.8) | 0.83 (0.49–1.39) | |
| 65–74 | 32 (15.8) | 97 (22.1) | 0.58 (0.34–0.97) | |
| 75–84 | 50 (24.6) | 99 (22.5) | 0.89 (0.55–1.42) | |
| ≥85 | 29 (14.3) | 70 (15.9) | 0.73 (0.42–1.25) | |
| Male | 104 (51.2) | 217 (49.3) | 1.08 (0.77–1.51) | 0.652 |
| Care home resident | 7 (3.5) | 21 (4.8) | 0.71 (0.30–1.70) | 0.442 |
| Smoking status¶ | ||||
| Never | 63 (32.5) | 99 (24.0) | Reference | 0.079# |
| Ex | 78 (40.2) | 189 (45.8) | 0.65 (0.43–0.98) | |
| Current | 53 (27.3) | 125 (30.3) | 0.67 (0.42–1.05) | |
| Comorbidities | ||||
| Congestive cardiac failure | 13 (6.4) | 22 (5.0) | 1.30 (0.64–2.64) | 0.466 |
| Cerebrovascular disease | 25 (12.3) | 42 (9.6) | 1.33 (0.79–2.25) | 0.286 |
| HIV | 2 (1.0) | 2 (0.5) | 2.18 (0.30–15.62) | 0.594 |
| Liver disease | 2 (1.0) | 8 (1.8) | 0.54 (0.11–2.56) | 0.733 |
| Alcohol excess | 6 (3.0) | 16 (3.6) | 0.81 (0.31–2.10) | 0.659 |
| Chronic renal disease | 13 (6.4) | 34 (7.7) | 0.82 (0.42–1.60) | 0.566 |
| Active malignancy | 11 (5.4) | 27 (6.1) | 0.88 (0.43–1.80) | 0.720 |
| Chronic obstructive airway disease | 25 (12.3) | 90 (20.5) | 0.55 (0.34–0.88) | 0.012 |
| Asthma | 27 (13.3) | 57 (13.0) | 1.03 (0.63–1.69) | 0.902 |
| Diabetes | 24 (11.8) | 58 (13.2) | 0.88 (0.53–1.47) | 0.631 |
| Dementia | 8 (3.9) | 11 (2.5) | 1.60 (0.63–4.05) | 0.316 |
| Child contact preceding admission¶ | 81 (42.0) | 143 (33.7) | 1.43 (1.00–2.03) | 0.046 |
| Pneumonia severity | ||||
| Low (CURB65≤1) | 80 (39.4) | 180 (40.9) | Reference | 0.746# |
| Moderate (CURB65=2) | 72 (35.5) | 133 (30.2) | 1.22 (0.82–1.80) | |
| High (CURB65≥3) | 51 (25.1) | 127 (28.9) | 0.90 (0.59–1.37) |
Data are presented as n (%) unless stated otherwise. #: p for trend; ¶: smoking status and child contact data available for 607 and 618 individuals respectively.