| |
Average (Overall)
|
2nd trimester
|
3rd trimester
|
1-month postpartum
|
---|
Compliance
|
N (Obs)
|
%∆c
|
p-value
|
%∆c
|
p-value
|
%∆c
|
p-value
|
%∆c
|
p-value
|
---|
ALL
|
563 (1510)
|
15.8
|
<0.001
|
13.7
|
0.002
|
15.6
|
0.001
|
18.6
|
<0.001
|
<50%
|
161d (270)
|
11.2
|
0.110
|
10.9
|
0.256
|
10.7
|
0.383
|
12.6
|
0.361
|
≥50%
|
505d (1240)
|
17.3
|
<0.001
|
14.9
|
0.003
|
15.6
|
0.002
|
19.2
|
<0.001
|
≥67%
|
378 (790)
|
21.3
|
<0.001
|
19.0
|
0.005
|
19.2
|
0.001
|
23.0
|
<0.001
|
≥75%
|
267 (423)
|
22.1
|
<0.001
|
25.0
|
0.171
|
19.0
|
0.006
|
21.9
|
0.002
|
-
aAdjusted for baseline: age, primigravidity, NTx, and dietary calcium and total energy intakes.
-
bCompliance assessed by pill count at each visit and analyzed as proportion of expected pills used between consecutive visits.
-
cPercent reduction: 1-eβ.
-
dNumbers of subjects do not add to 563 because subjects may appear in more than one stratum due to time-varying nature of compliance.