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Covid accelerates across Spain as autumn circulation begins

Richard Reid RUSSPAIN.com

Post by Richard Reid

Covid accelerates across Spain as autumn circulation begins RUSSPAIN.com © russpain.com
Covid accelerates across Spain as autumn circulation begins © russpain.com

Covid-19 is rising quickly in Spain after a quiet summer. Primary care data show faster transmission, while hospitals still report low pressure and no established autumn wave.

In the week of 14 to 20 September, Spain recorded an estimated 85 Covid-19 cases per 100,000 inhabitants in primary care. The figure comes from the latest report by the Sistema de Vigilancia de Infección Respiratoria Aguda, or SiVIRA. A week earlier, the estimate was 50.4 cases. That is an increase of about 70% in seven days.

The speed of the rise matters most. SARS-CoV-2 had circulated at very low levels during the summer. Now it is the respiratory virus growing fastest as autumn begins.

В сводках SiVIRA за 7–13 сентября оценка COVID-19 в первичной помощи составляла 11,3 случая на 100 000 жителей против 8,0 неделей ранее. Общая заболеваемость острыми респираторными инфекциями при этом оставалась ниже эпидемического порога.

SiVIRA/ISCIII

Data from the Instituto de Salud Carlos III, known as ISCIII, show the same change. The share of positive tests among symptomatic respiratory patients in primary care rose from 19% to 25.8%.

Put simply, about one in four people tested after seeking medical care for respiratory symptoms had Covid. That does not mean one in four Spaniards is infected. It shows stronger circulation among people who become ill.

Primary-care consultations for cases compatible with Covid-19 also rose sharply. The rate climbed from 11.4 to 20.8 cases per 100,000 inhabitants. Both measures are moving up.

Spain is not facing an established wave yet.

Андалусские органы здравоохранения сообщили о небольшом росте случаев гриппа и COVID-19 и заявили, что продолжат наблюдение, чтобы определить, закрепится ли тенденция и перерастёт ли она в эпидемическую волну.

Органы здравоохранения Андалусии

Current incidence remains below the autumn peaks of previous years. At those points, the indicator exceeded 120 cases per 100,000 inhabitants. The report describes an early upswing, not a mature epidemic.

XFG remains the dominant variant. The European Centre for Disease Prevention and Control, or ECDC, also monitors NB.1.8.1, BA.3.2 and the variant of interest BA.2.86. Available surveillance summaries do not show that a new variant is driving the increase. Seasonal circulation remains the main factor identified so far.

Hospital data tell a different story. Estimated Covid-19 hospitalisation fell from 1.2 to 0.8 cases per 100,000 inhabitants. Hospital positivity also declined, from 15.5% to 13.8%.

Community transmission usually appears before a lasting rise in admissions. For now, the figures show more Covid in primary care without a matching hospital surge.

Among Covid-19 patients hospitalised since the start of the season, 22.8% developed pneumonia. Intensive care units received 4.8% of these patients. Deaths accounted for 8.6%.

People over 80 make up almost half of Covid-related admissions. They remain the group most exposed to the severe outcomes recorded in the report.

Children under five are showing another change. The incidence of bronchitis and bronchiolitis nearly doubled in one week, rising from 56.4 to 103 cases per 100,000 inhabitants.

The increase came as children returned to schools and nurseries. At that point, it was not linked to respiratory syncytial virus, or VRS. VRS positivity in primary care remained at 0%.

Immunisation against VRS begins later, before the months when the virus usually circulates most widely.

Influenza remains below the epidemic threshold. Its estimated incidence was 22.9 cases per 100,000 inhabitants, slightly below the previous week's level.

The overall rate of acute respiratory infections is also below that threshold. It is rising with the season. Summaries of the SiVIRA data likewise describe Covid-19 as more active than influenza in primary care at this stage. Both viruses remain at relatively low levels.

Mortality data show no major viral impact so far. MoMo estimated 8,038 deaths from all causes during the week studied. The expected number was 7,689.

That excess is modest. It cannot be directly attributed to respiratory viruses.

The figures call for attention, not alarm. Covid-19 is gaining speed in the community, while hospital pressure remains low. Influenza has not yet reached its stronger seasonal phase.

Spain is at the start of an autumn increase, not in the middle of a consolidated wave. The next test is whether higher transmission in primary care reaches hospitals, especially among people over 80.

For now, the data support close monitoring rather than a declaration of a new emergency.

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