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. 2014 Aug 9;4(8):e005317. doi: 10.1136/bmjopen-2014-005317

Table 4.

Mean change (SD) of measured end points according to preimplementation and postimplementation control of glycaemia

Glycaemic control Preimplementation (baseline)
Postimplementation
Preimplementation ‘in good control’ vs postimplementation ‘in good control’, p value
In good control (n=68) Not in good control (n=96) p Value Independent samples t test In good control (n=83) Not in good control (n=81) p Value Independent samples t test
Mean change (SD) Mean change (SD) Mean change (SD) Mean change (SD) Two independent samples t test
HbA1c, % (mmol/mol) −0.065 (0.766) −0.786 (2.367) 0.016 −0.800 (2.116) −0.167 (1.629) 0.033 <0.001
BMI, kg/m2 −0.892 (1.812) −0.181 (3.112) 0.067 −0.702 (2.944) −0.245 (1.809) 0.234 0.539
Waist circumference, cm −2.714 (7.888) −0.706 (5.709) 0.060 −2.317 (7.820) −0.740 (5.374) 0.135 0.633
WHR −0.025 (0.110) +0.016 (0.063) 0.511 −0.028 (0.106) −0.012 (0.057) 0.215 0.518
Knowledge test rating, % +7.00 (20.40) +8.00 (19.00) 0.739 +8.10 (20.68) +7.00 (18.84) 0.721 0.542
Perceived fear of diabetes +0.618 (1.630) +0.354 (1.741) 0.328 +0.542 (1.748) +0.383 (1.647) 0.549 0.727
Positive attitude −0.091 (0.872) +0.308 (0.928) 0.006 +0.039 (0.920) +0.249 (0.921) 0.144 0.074
Negative attitude +0.218 (1.085) +0.106 (1.342) 0.572 +0.161 (1.203) +0.143 (1.284) 0.925 0.709
Attitude towards self-care adherence +0.040 (0.911) +0.918 (0.944) 0.287 +0.069 (0.940) +0.198 (0.923) 0.379 0.707
Perceived ability to control blood glucose +0.103 (1.199) +0.333 (1.359) 0.263 +0.157 (1.204) +0.321 (1.386) 0.418 0.640
Perceived ability to control weight −0.015 (1.203) +0.208 (1.428) 0.295 ±0.024 (1.334) +0.259 (1.340) 0.177 0.781
Perceived ability to adhere to diet and exercise regimens +0.103 (1.174) +0.375 (1.394) 0.191 +0.217 (1.279) +0.309 (1.348) 0.655 0.468
Perceived ability to handle feelings about diabetes −0.206 (1.451) +0.135 (1.396) 0.131 −0.120 (1.383) +0.111 (1.466) 0.300 0.201
Perceived support needs +0.093 (0.973) −0.030 (1.155) 0.476 +0.040 (0.925) +0.002 (1.227) 0.822 0.907
Perceived support received −0.179 (1.191) −0.535 (1.236) 0.067 +0.229 (1.194) +0.549 (1.246) 0.094 0.573
N (proportion, %)
Test of proportions N (proportion, %)
Test of proportions
Adherence to medications (improved/did not deteriorate) 57 (83.8) 77 (80.2) 0.683 71 (85.5) 63 (77.8) 0.229  
Adherence to exercise (improved/did not deteriorate) 47 (69.1) 63 (65.6) 0.736 56 (67.5) 54 (66.7) 1.00
Adherence to diet (improved/did not deteriorate) 32 (47.1) 34 (35.4) 0.148 38 (45.8) 28 (34.6) 0.155

BMI, body mass index; HbA1c, glycosylated haemoglobin; WHR, waist-hip ratio.