Table 3.

Pre-op, post-op and pre- to post-op change in self-reported exercise

3a. N (%) that recorded exercise in physical activity diary (n=276)*
	Pre-op	1 year post-op	Pre- to post-op change: no to yes/yes to no
Some exercise	172 (62.3%)	196 (71.0%)	60 (21.7%) / 36 (13.0%)‡
At least 150 min/week	82 (29.7%)	127 (46.0%)	68 (24.6%) / 23 (8.3%)§
Walking	127 (46.0%)	151 (54.7%)	60 (21.7%) / 36 (13.0%)‡
Playing with kid	21 (7.6%)	20 (7.3%)	11 (4.0%) / 12 (4.4%)
Gardening	13 (4.7%)	26 (9.4%)	19 (6.9%) / 6 (2.2%)‡
Weight lifting	12 (4.4%)	33 (12.0%)	27 (9.8%) / 6 (2.2%)§
Bicycling	11 (4.0%)	14 (5.1%)	11 (4.0%) / 8 (2.9%)
Dancing	9 (3.3%)	14 (5.1%)	11 (4.0%) / 6 (2.2%)
Stretching exercises	10 (3.6%)	20 (7.3%)	15 (5.4%) / 5 (1.8%)†
Swimming	9 (3.3%)	6 (2.2%)	5 (1.8%) / 8 (2.9%)
Bowling	9 (3.3%)	9 (3.3%)	5 (1.8%) / 5 (1.8%)
Jogging	3 (1.1%)	18 (6.5%)	18 (6.5%) / 3 (1.1%)§
Aerobic dancing	1 (0.4%)	9 (3.3%)	9 (3.3%) / 1 (0.4%)‡

3b. N (%) that reported using weight loss strategies involving physical activity (n=299)*
In the past 6 months…	Pre-op	1 year post-op	Pre- to post-op change: no to yes/ yes to no
Increased your exercise level (missing=11)	171 (59.4%)	199 (69.1%)	69 (24.0%) / 41 (14.2%)‡
Used home exercise equipment (missing=10)	74 (25.6%)	103 (35.6%)	62 (21.5%) / 33 (11.4%)‡
Recorded your exercise daily (missing=7)	55 (18.8%)	35 (12.0%)	23 (7.9%) / 43 (14.7%)‡
Participated in group exercise classes (missing=6)	38 (13.0%)	61 (20.8%)	41 (14.0%) / 18 (6.1%)‡
Saw a personal trainer or exercise specialist (missing=8)	52 (17.9%)	48 (16.5%)	34 (11.7%) / 38 (13.1%)

^*34/310 participants did not return a physical activity diary at the pre-op and 1 year post-op assessment.

McNemar’s test for agreement:

^†p < 0.05;

^‡p < 0.01;

^§p < 0.001

^*12/310 participants did not complete any of these questions at the pre-op and 1 year post-op assessment.

McNemar’s test for agreement:

^‡p < 0.01