There are a number of parameters avaialble in the 'show crypto ipsec sa' command to filter the output:
show crypto ipsec sa ?
address IPSEC SA table in (dest) address order
detail show counter detail
identity IPSEC SADB identity tree
interface Show info for specific interface
ipv6 Show IPv6 crypto IPsec SA info
map IPSEC SA table for a specific crypto map
peer Show peer sas
vrf VRF Routing/Forwarding instance
| Output modifiers
Also you can do something like
show crypto ipsec sa | include interface|tag|ident|encr|decr
Regards
Farrukh