From: Interictal burden attributable to episodic headache: findings from the Eurolight project
Ictal burden measure | Probability of reporting interictal burden | |||
---|---|---|---|---|
Odds ratio [95 % CI] | ||||
Interictal anxiety | Interictal avoidance | Not free of all symptoms | ||
Headache intensity (reference: “not bad”) | “bad” | 2.8 [1.5–5.4] | 1.6 [1.1–2.4] | 1.1 [0.8–1.4] |
“very bad” | 7.6 [4.0–14.7] | 3.0 [2.0–4.6] | 1.3 [1.0–1.8] | |
Headache frequency (days/year) (reference: ≤12) | 13–24 | 2.4 [1.5–3.7] | 1.6 [1.1–2.2] | 1.1 [0.8–1.4] |
25–48 | 2.5 [1.7–3.8] | 2.0 [1.5–2.8] | 1.3 [1.0–1.6] | |
49–90 | 3.7 [2.5–5.6] | 2.7 [1.9–3.6] | 1.3 [1.0–1.6] | |
>90 | 6.4 [4.3–9.6] | 2.5 [1.8–3.6] | 1.8 [1.3–2.3] | |
In control of headaches (reference: “always”) | “often” | 1.1 [0.7–1.9] | 1.5 [1.0–2.2] | 1.1 [1.1–1.9] |
“sometimes” | 3.5 [2.1–5.6] | 2.8 [1.9–4.1] | 1.9 [1.4–2.5] | |
“rarely” or “never” | 4.1 [2.5–6.9] | 2.6 [1.7–3.9] | 2.5 [1.8–3.4] | |
Lost productive time (HALT index): lost work time (days/3 months) (reference: ≤11) | 12–22 | 5.3 [3.6–7.9] | 2.9 [1.9–4.3] | 1.8 [1.2–2.6] |
23–33 | 4.2 [2.0–8.9] | 2.3 [1.1–5.0] | 1.8 [0.9–3.7] | |
>33 | 4.2 [1.7–10.2] | 2.7 [1.1–6.6] | 1.9 [0.8–4.4] | |
lost household time (days/3 months) (reference: ≤11) | 12–22 | 2.4 [1.7–3.6] | 2.4 [1.7–3.4] | 1.3 [0.9–1.8] |
23–33 | 3.6 [2.1–6.3] | 2.3 [1.3–4.0] | 1.8 [1.1–3.0] | |
>33 | 5.3 [2.6–10.7] | 3.8 [1.9–7.6] | 1.7 [0.9–3.5] | |
lost work + household time + social events (days/3 months) (reference: ≤22) | 23–44 | 4.1 [2.9–5.7] | 2.9 [2.1–4.0] | 1.5 [1.1–2.0] |
45–66 | 4.0 [2.2–7.2] | 2.8 [1.6–5.0] | 2.2 [1.3–3.6] | |
>66 | 4.4 [2.3–8.3] | 2.4 [1.3–4.5] | 1.7 [1.0–3.1] |