Table 2:
Results from a hypothetic study with two treatment groups. The outcome is the mean clinical attachment level (CAL) and the standard deviation in brackets.
CAL
Baseline
Followup at 12 months
Change
Test
10.5 (1.9)
6.2 (1.5)
4.3 (1.3)
Control
10.3 (1.8)
8.4 (1.6)
1.9 (1.1)