Table 4.
Comparison of individual SF12 questions at 6 months follow-up.
| Treatment group | p value | |||||||
|---|---|---|---|---|---|---|---|---|
| GP | GNP | |||||||
| General health | Excellent | 1 (1) | 7 (9) | < 0.001† | ||||
| Very good | 8 (10) | 32 (40) | ||||||
| Good | 33 (42) | 26 (32) | ||||||
| Fair | 35 (44) | 15 (19) | ||||||
| Poor | 2 (3) | 1 (1) | ||||||
| Health limited – Moderate activities | Yes, limited a lot | 3 (4) | 1 (1) | 0.261† | ||||
| Yes, limited a little | 15 (19) | 12 (15) | ||||||
| No, not limited at all | 61 (77) | 68 (84) | ||||||
| Health limited – Climbing several flights of stairs | Yes, limited a lot | 6 (8) | 2 (3) | 0.021† | ||||
| Yes, limited a little | 21 (27) | 13 (16) | ||||||
| No, not limited at all | 52 (66) | 66 (82) | ||||||
| Accomplished less than you would like in 4 weeks | Yes | 27 (34) | 8 (10) | < 0.001‡ | ||||
| No | 52 (66) | 73 (90) | ||||||
| Were limited in the kind of work or other activities in 4 weeks | Yes | 22 (28) | 7 (9) | 0.002‡ | ||||
| No | 57 (72) | 74 (91) | ||||||
| Accomplished less than you would like | Yes No |
22 (28) 57 (72) |
6 (7) 75 (93) |
0.001‡ | ||||
| Didn't do work or other activities as carefully as usual | Yes | 15 (19) | 4 (5) | 0.006‡ | ||||
| No | 64 (81) | 77 (95) | ||||||
| Pain interfering with normal work in 4 weeks | Not at all | 31 (39) | 42 (52) | 0.023† | ||||
| A little bit | 24 (30) | 28 (35) | ||||||
| Moderately | 8 (10) | 3 (4) | ||||||
| Quite a bit | 11 (14) | 8 (10) | ||||||
| Extremely | 5 (60) | 0 (0) | ||||||
| Felt calm and peaceful | All of the time | 5 (6) | 5 (6) | 0.024† | ||||
| Most of the time | 17 (22) | 31 (38) | ||||||
| A good bit of the time | 7 (9) | 4 (5) | ||||||
| Some of the time | 35 (44) | 36 (44) | ||||||
| A little of the time | 11 (14) | 2 (3) | ||||||
| None of the time | 4 (5) | 3 (4) | ||||||
| Had a lot of energy | All of the time | 1 (1) | 3 (4) | 0.002† | ||||
| Most of the time | 13 (17) | 24 (30) | ||||||
| A good bit of the time | 7 (9) | 12 (15) | ||||||
| Some of the time | 33 (42) | 29 (36) | ||||||
| A little of the time | 14 (18) | 10 (12) | ||||||
| None of the time | 11 (14) | 3 (4) | ||||||
| Felt downhearted and low | All of the time | 1 (1) | 0 (0) | 0.001† | ||||
| Most of the time | 6 (8) | 1 (1) | ||||||
| A good bit of the time | 6 (8) | 2 (3) | ||||||
| Some of the time | 30 (38) | 24 (30) | ||||||
| A little of the time | 18 (23) | 20 (25) | ||||||
| None of the time | 18 (23) | 34 (42) | ||||||
† P value from Mann-Whitney test.
‡P value from Chi-square test.
Figures are number (%).