Anti-Nuclear Antibodies in Daily Clinical Practice: Prevalence in Primary, Secondary, and Tertiary Care

Figure 2

ANA reactivity stratified for primary, secondary, and tertiary care. The relative prevalence (%) of ANA positive sera is presented for primary, secondary, and tertiary care (a). The relative prevalence (%) of ANA titres (b) and patterns (c) is displayed in primary (black bars), secondary (grey bars), and tertiary care (white bars).

(a)

(b)

(c)