Table 1.
Characteristics at baseline of all 79 general practices in Warwickshire, by whether interest was expressed in joining the study and whether they were recruited. Values are numbers (percentages) of practices unless stated otherwise
| Recruited (n=21) | Expressed interest, not recruited (n=20) | Did not express interest (n=38) | P value for difference between groups | |||
|---|---|---|---|---|---|---|
| List size: | ||||||
| <6000 | 7 (33) | 5 (25) | 25 (66) | 0.006 | ||
| 6000-11 999 | 11 (52) | 10 (50) | 12 (32) | |||
| ⩾12 000 | 3 (14) | 5 (25) | 1 (3) | |||
| General practitioners (whole time equivalent): | ||||||
| <4 | 10 (48) | 5 (25) | 27 (71) | 0.010 | ||
| 4- | 7 (33) | 11 (55) | 9 (24) | |||
| ⩾6 | 4 (19) | 4 (20) | 2 (5) | |||
| Practice nurses (whole time equivalent): | ||||||
| <1 | 3 (14) | 4 (20) | 23 (61) | <0.001 | ||
| 1- | 8 (38) | 5 (25) | 10 (26) | |||
| ⩾2 | 10 (48) | 11 (55) | 5 (13) | |||
| Training practice | 7 (33) | 11 (55) | 8 (21) | 0.040 | ||
| Computerised practice* | 20 (95) | 20 (100) | 35 (92) | 0.92 | ||
| Location: | ||||||
| Rural | 5 (24) | 2 (10) | 8 (21) | 0.60 | ||
| Urban | 16 (76) | 18 (90) | 30 (79) | |||
*
Practice that used a computer for clinical activities—for example, repeat prescribing and registration of patients.