Table 2.

Sample characteristics

Paediatricians in general practice in North Rhine-Westphalia (n = 293)
Origin of questionnaires	Quality circle Other	274 19
Region (n = 223)	(rather) rural (rather) urban	72 (32.3%) 151 (67.7%)
Practice (n = 232)	Own practice Joint practice	139 (59.9%) 93 (40.1%)
Number of patients/quarter	MN (SD) Range	1697 (760) 200 - 5000
Duration of settlement (years)	MN (SD) Median (Range)	12.8 (7.8) 13 (0 - 35)
Sex (n = 287)	Men Women	175 (61.0%) 112 (39.0%)
Age	MN  (SD)	49.7  (7.4)