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. 2011 Apr 8;11:218. doi: 10.1186/1471-2458-11-218

Table 2.

Baseline outcome scores

Health measures n Intervention participants n Control participants Test statistic;
p-value
SF-12 MCS - mean (SD) 197 43.2 (11.0) 195 49.6 (9.8) 6.1; p < 0.001a

SF-12 PCS - mean (SD) 197 34.7 (11.7) 195 42.8 (12.5) 6.6; p < 0.001a

EQ-5D - mean (SD) 198 0.5 (0.3) 194 0.7 (0.3) 7.5; p < 0.001a

GDS-10 - mean (SD) 195 4.4 (2.4) 192 2.2 (2.2) -9.3; p < 0.001a

Social support n n Test statistic;
p-value
MOS-6 - mean (SD) 199 2.7 (1.1) 193 3.5 (1.0) 8.3; p < 0.001a

Social activities n n Test statistic;
p-value

No. friends/family - median (IQR) 200 5 (2, 10) 193 5 (3, 10) 0.9; p = 0.38a

No. clubs/groups - median (IQR) 199 1 (0, 2) 194 1 (0, 2) 1.4; p = 0.15a

Get together with friends/family - n (%) 199 194 -0.9; p = 0.36b
Every day 14 (7.0%) 16 (8.3%)
Several days a week 51 (25.6%) 50 (25.8%)
Once a week 52 (26.1%) 49 (25.3%)
2-3 times a month 24 (12.1%) 30 (15.5%)
Once a month 16 (8.0%) 24 (12.4%)
5-10 times a year 11 (5.5%) 14 (7.2%)
Less than 5 times a year 31 (15.6%) 11 (5.7%)

Getting along with others - n (%) 200 194 -1.6; p = 0.11b
Better 17 (8.5%) 16 (8.3%)
The same 154 (77.0%) 164 (84.5%)
Worse 29 (14.5%) 14 (7.2%)

GHS items n n Test statistic;
p-value

Work around the house - n (%) 200 16 (8.0%) 195 36 (18.5%) 9.5; p < 0.01c

Transport/errands - n (%) 200 27 (13.5%) 195 59 (30.3%) 16.3; p < 0.001c

Child care - n (%) 200 21 (10.5%) 195 37 (19.0%) 5.7; p < 0.05c

Practical advice - n (%) 200 24 (12.0%) 195 37 (19.0%) 3.7; p = 0.06c

Emotional support - n (%) 200 48 (24.0%) 195 103 (52.8%) 34.7; p < 0.001c

Other - n (%) 200 26 (13.0%) 195 38 (19.5%) 3.1; p = 0.08c

None of the above - n (%) 200 107 (53.5%) 195 55 (28.2%) 26.1; p < 0.001c

Morbidity n n Test statistic;
p-value

Angina - n (%) 200 30 (15.0%) 195 14 (7.2%) 6.1; p < 0.05c

Arthritis - n (%) 200 92 (46.0%) 195 90 (46.2%) 0.001; p = 1.0c

Cancer - n (%) 200 15 (7.5%) 195 10 (5.1%) 0.9; p = 0.33c

Diabetes - n (%) 200 28 (14.0%) 195 17 (8.7%) 2.7; p = 0.10c

Heart failure - n (%) 200 17 (8.5%) 194 4 (2.1%) 8.1; p < 0.01c

High blood pressure - n (%) 199 98 (49.3%) 195 78 (40.0%) 3.4; p = 0.07c

Sight/hearing problems - n (%) 200 114 (57.0%) 195 73 (37.4%) 15.2; p < 0.001c

Stroke - n (%) 199 13 (6.5%) 195 2 (1.0%) 8.2; p < 0.01c

Depression or anxiety - n (%) 200 127 (63.5%) 195 66 (33.9%) 34.7; p < 0.001c

Memory/concentration problems - n (%) 200 121 (60.5%) 195 79 (40.5%) 15.8; p < 0.001c

Chronic respiratory conditions - n (%) 200 39 (19.5%) 195 30 (15.4%) 1.2; p = 0.28c

Sleeping difficulties - n (%) 200 120 (60.0%) 195 87 (44.6%) 9.4; p < 0.01c

a Two-sample t test

b Mann-Whitney U test

c Chi-square test